156077918228 has 24 divisors (see below), whose sum is σ = 273514352832. Its totient is φ = 77931037184.

The previous prime is 156077918209. The next prime is 156077918257. The reversal of 156077918228 is 822819770651.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9742601 + ... + 9758607.

It is an arithmetic number, because the mean of its divisors is an integer number (11396431368).

Almost surely, 2^156077918228 is an apocalyptic number.

It is an amenable number.

156077918228 is a deficient number, since it is larger than the sum of its proper divisors (117436434604).

156077918228 is a wasteful number, since it uses less digits than its factorization.

156077918228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19231 (or 19229 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 56.

The spelling of 156077918228 in words is "one hundred fifty-six billion, seventy-seven million, nine hundred eighteen thousand, two hundred twenty-eight".