56188161936 has 60 divisors (see below), whose sum is σ = 157376434332. Its totient is φ = 18714187008.

The previous prime is 56188161919. The next prime is 56188161937. The reversal of 56188161936 is 63916188165.

56188161936 is a `hidden beast` number, since 5 + 6 + 18 + 8 + 1 + 619 + 3 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 17045913600 + 39142248336 = 130560^2 + 197844^2 .

It is not an unprimeable number, because it can be changed into a prime (56188161937) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20410 + ... + 335846.

Almost surely, 2^56188161936 is an apocalyptic number.

It is an amenable number.

56188161936 is an abundant number, since it is smaller than the sum of its proper divisors (101188272396).

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

56188161936 is a wasteful number, since it uses less digits than its factorization.

56188161936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316688 (or 316679 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 54.

The spelling of 56188161936 in words is "fifty-six billion, one hundred eighty-eight million, one hundred sixty-one thousand, nine hundred thirty-six".