Around 330 million.
The blanket term for those the adhere to and follow the teachings of Buddha are Buddhists. That being said there are many concepts to Buddhism that have been adopted by others. For example many Hindus hold Buddha and his philosophies in reverence, but are not necessarily Buddhists by self-identification.
There are aproximately 350 million Buddhists worldwide (6% of the world's population). Making it the 6th largest religion.
Buddhists.
Followers of the Buddha are called Buddhists.
Buddhists.
Buddhists
Some estimates indicate that there are 3.32 million registered Zen followers. This would be about 1% or less of the total Buddhist followers in the world. However, religious statistics are very dfficult to confirm.
Buddhist followers are usually called Buddhists. A community of Buddhists is called a "sangha" (similar to the term "congregation" in Christianity).
There is no exact count of how many followers any religion has, since no one goes around asking everyone what they follow, but estimates are that there are between 400 Million to 1.5 Billion Buddhists. Buddhism is the 4th largest religion.
They are called Buddhists
the followers of Buddhism are buddhists
Buddhists.