79957903072056 has 32 divisors (see below), whose sum is σ = 202140766198800. Its totient is φ = 26353166554880.

The previous prime is 79957903072031. The next prime is 79957903072147. The reversal of 79957903072056 is 65027030975997.

79957903072056 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 18716735475 + ... + 18716739746.

Almost surely, 2^{79957903072056} is an apocalyptic number.

It is an amenable number.

79957903072056 is an abundant number, since it is smaller than the sum of its proper divisors (122182863126744).

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

79957903072056 is a wasteful number, since it uses less digits than its factorization.

79957903072056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37433475319 (or 37433475315 counting only the distinct ones).

The product of its (nonzero) digits is 225042300, while the sum is 69.

The spelling of 79957903072056 in words is "seventy-nine trillion, nine hundred fifty-seven billion, nine hundred three million, seventy-two thousand, fifty-six".