56391614884 has 18 divisors (see below), whose sum is σ = 108472301462. Its totient is φ = 25632552000.

The previous prime is 56391614879. The next prime is 56391614891. The reversal of 56391614884 is 48841619365.

It can be written as a sum of positive squares in only one way, i.e., 34142909284 + 22248705600 = 184778^2 + 149160^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58255317 + ... + 58256284.

Almost surely, 2^56391614884 is an apocalyptic number.

It is an amenable number.

56391614884 is a deficient number, since it is larger than the sum of its proper divisors (52080686578).

56391614884 is a wasteful number, since it uses less digits than its factorization.

56391614884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116511627 (or 116511614 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 55.

The spelling of 56391614884 in words is "fifty-six billion, three hundred ninety-one million, six hundred fourteen thousand, eight hundred eighty-four".