56611870074 has 24 divisors (see below), whose sum is σ = 125511589632. Its totient is φ = 18431771400.

The previous prime is 56611870061. The next prime is 56611870127. The reversal of 56611870074 is 47007811665.

56611870074 is a `hidden beast` number, since 566 + 1 + 1 + 87 + 0 + 0 + 7 + 4 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36570202 + ... + 36571749.

It is an arithmetic number, because the mean of its divisors is an integer number (5229649568).

Almost surely, 2^56611870074 is an apocalyptic number.

56611870074 is an abundant number, since it is smaller than the sum of its proper divisors (68899719558).

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

56611870074 is a wasteful number, since it uses less digits than its factorization.

56611870074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73142002 (or 73141999 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The spelling of 56611870074 in words is "fifty-six billion, six hundred eleven million, eight hundred seventy thousand, seventy-four".