8200156772 has 12 divisors (see below), whose sum is σ = 14593499760. Its totient is φ = 4030585416.

The previous prime is 8200156763. The next prime is 8200156793. The reversal of 8200156772 is 2776510028.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17372978 + ... + 17373449.

It is an arithmetic number, because the mean of its divisors is an integer number (1216124980).

Almost surely, 2^8200156772 is an apocalyptic number.

It is an amenable number.

8200156772 is a deficient number, since it is larger than the sum of its proper divisors (6393342988).

8200156772 is a wasteful number, since it uses less digits than its factorization.

8200156772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34746490 (or 34746488 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 38.

The square root of 8200156772 is about 90554.7170057971. The cubic root of 8200156772 is about 2016.5425261683.

The spelling of 8200156772 in words is "eight billion, two hundred million, one hundred fifty-six thousand, seven hundred seventy-two".