56556770115 has 32 divisors (see below), whose sum is σ = 95307757056. Its totient is φ = 28582484480.

The previous prime is 56556770107. The next prime is 56556770119. The reversal of 56556770115 is 51107765565.

56556770115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56556770115 - 2³ = 56556770107 is a prime.

It is a super-2 number, since 2×56556770115² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56556770119) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 729126 + ... + 802955.

It is an arithmetic number, because the mean of its divisors is an integer number (2978367408).

Almost surely, 2^56556770115 is an apocalyptic number.

56556770115 is a deficient number, since it is larger than the sum of its proper divisors (38750986941).

56556770115 is a wasteful number, since it uses less digits than its factorization.

56556770115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1532219.

The product of its (nonzero) digits is 1102500, while the sum is 48.

The spelling of 56556770115 in words is "fifty-six billion, five hundred fifty-six million, seven hundred seventy thousand, one hundred fifteen".