This question cannot be answered 100%, as at any given second, there may be a new religions starting or ending.
Major faiths can be grouped together and counted as one -- lumping all the Christian denominations together, all of Islam,etc Adherents.com has a neat list with population numbers:
1. Christianity: 2.1 billion
2. Islam: 1.5 billion
3. Secular/Nonreligious/Agnostic/Atheist: 1.1 billion
4. Hinduism: 900 million
5. Chinese traditional religion: 394 million
6. Buddhism: 376 million
7. primal-indigenous: 300 million
8. African Traditional & Diasporic: 100 million
9. Sikhism: 23 million
10. Juche: 19 million
11. Spiritism: 15 million
12. Judaism: 14 million
13. Baha'i: 7 million
14. Jainism: 4.2 million
15. Shinto: 4 million
16. Cao Dai: 4 million
17. Zoroastrianism: 2.6 million
18. Tenrikyo: 2 million
19. Neo-Paganism: 1 million
20. Unitarian-Universalism: 800 thousand
21. Rastafarianism: 600 thousand
22. Scientology: 500 thousand
Approximately 2000 exist around the world.
there are over 50 religions around the world
The Heathen's Guide to World Religions has 206 pages.
There are hundreds of religions in the world. The main religions per number of religion believers are:ChristianityIslamBuddhismHinduismSikhism
There are as many religious leaders in the world as there are religions.
There are many different details about the different religions. There are many different customs and practices that are associated with the different religions of the world.
I'm going to say ALOT
atlas of world religions
The world is full of many different religions. Some of those religions are Buddhism, Christianity, Hinduism, Islam, Jainism, Paganism, and Judaism.
There are 7 main world religions. They are Hindusim, Sikhisim, Christianity, Muslim, Islam, Buddhism, Jewish and we should add one more its jainism
Because of massive immigration in recent years, most of the world's major religions are represented in the UK.
Christianity has the most followers, it is the largest religion in the world.