Around 1600 milliuon Muslims per Pew Forum study as of October 2009.
Over 2000 millions in the world are Muslims (about 25% of the world population).
Around 62% of the world's Muslims live in Asia, see more at the link below.
1.8 billion followers around the world
alot
Quite a few, but Jesus Christ has more.
This is unlikely as he receives so many.
Christianity has roughly 2.3 billion followers currently.
There are about 7hundred million or 0.7 billion Hindu follwers in India.
buddhists?
God
Hindus.
the answer is in many places so go to a better site
the Sikhs are the followers of guru nanak
Worship XENU ALL HAIL XENU
Miley Cyrus has just closed down her twitter because she wanted to make her personal life more "personal".