115616111656 has 16 divisors (see below), whose sum is σ = 218806194240. Its totient is φ = 57267793200.

The previous prime is 115616111647. The next prime is 115616111719. The reversal of 115616111656 is 656111616511.

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, 67531920 + ... + 67533631.

It is an arithmetic number, because the mean of its divisors is an integer number (13675387140).

Almost surely, 2^115616111656 is an apocalyptic number.

It is an amenable number.

115616111656 is a deficient number, since it is larger than the sum of its proper divisors (103190082584).

115616111656 is a wasteful number, since it uses less digits than its factorization.

115616111656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135065664 (or 135065660 counting only the distinct ones).

The product of its digits is 32400, while the sum is 40.

The spelling of 115616111656 in words is "one hundred fifteen billion, six hundred sixteen million, one hundred eleven thousand, six hundred fifty-six".