56816540474 has 4 divisors (see below), whose sum is σ = 85224810714. Its totient is φ = 28408270236.

The previous prime is 56816540471. The next prime is 56816540483. The reversal of 56816540474 is 47404561865.

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

It can be written as a sum of positive squares in only one way, i.e., 46529509849 + 10287030625 = 215707^2 + 101425^2 .

It is not an unprimeable number, because it can be changed into a prime (56816540471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14204135117 + ... + 14204135120.

Almost surely, 2^56816540474 is an apocalyptic number.

56816540474 is a deficient number, since it is larger than the sum of its proper divisors (28408270240).

56816540474 is a wasteful number, since it uses less digits than its factorization.

56816540474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28408270239.

The product of its (nonzero) digits is 3225600, while the sum is 50.

The spelling of 56816540474 in words is "fifty-six billion, eight hundred sixteen million, five hundred forty thousand, four hundred seventy-four".