56116670920 has 16 divisors (see below), whose sum is σ = 126262509660. Its totient is φ = 22446668352.

The previous prime is 56116670917. The next prime is 56116670941. The reversal of 56116670920 is 2907661165.

It can be written as a sum of positive squares in 2 ways, for example, as 56105501956 + 11168964 = 236866^2 + 3342^2 .

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, 701458347 + ... + 701458426.

Almost surely, 2^56116670920 is an apocalyptic number.

It is an amenable number.

56116670920 is an abundant number, since it is smaller than the sum of its proper divisors (70145838740).

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

56116670920 is a wasteful number, since it uses less digits than its factorization.

56116670920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402916784 (or 1402916780 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 43.

The spelling of 56116670920 in words is "fifty-six billion, one hundred sixteen million, six hundred seventy thousand, nine hundred twenty".