56113031165 has 4 divisors (see below), whose sum is σ = 67335637404. Its totient is φ = 44890424928.

The previous prime is 56113031141. The next prime is 56113031203.

56113031165 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29497719001 + 26615312164 = 171749^2 + 163142^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56113031165 is a prime.

It is a super-2 number, since 2×56113031165² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 5611303112 + ... + 5611303121.

It is an arithmetic number, because the mean of its divisors is an integer number (16833909351).

Almost surely, 2^56113031165 is an apocalyptic number.

It is an amenable number.

56113031165 is a deficient number, since it is larger than the sum of its proper divisors (11222606239).

56113031165 is a wasteful number, since it uses less digits than its factorization.

56113031165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11222606238.

The product of its (nonzero) digits is 8100, while the sum is 32.

It can be divided in two parts, 561130 and 31165, that added together give a palindrome (592295).

The spelling of 56113031165 in words is "fifty-six billion, one hundred thirteen million, thirty-one thousand, one hundred sixty-five".