8156955522 has 32 divisors (see below), whose sum is σ = 16387080192. Its totient is φ = 2706818384.

The previous prime is 8156955473. The next prime is 8156955533. The reversal of 8156955522 is 2255596518.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1345903 + ... + 1351949.

It is an arithmetic number, because the mean of its divisors is an integer number (512096256).

Almost surely, 2^8156955522 is an apocalyptic number.

8156955522 is an abundant number, since it is smaller than the sum of its proper divisors (8230124670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8156955522 is a wasteful number, since it uses less digits than its factorization.

8156955522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7022.

The product of its digits is 1080000, while the sum is 48.

The square root of 8156955522 is about 90315.8652840131. The cubic root of 8156955522 is about 2012.9950088335.

The spelling of 8156955522 in words is "eight billion, one hundred fifty-six million, nine hundred fifty-five thousand, five hundred twenty-two".