56816685330 has 32 divisors (see below), whose sum is σ = 140045454144. Its totient is φ = 14741626176.

The previous prime is 56816685301. The next prime is 56816685361. The reversal of 56816685330 is 3358661865.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25591992 + ... + 25594211.

It is an arithmetic number, because the mean of its divisors is an integer number (4376420442).

Almost surely, 2^56816685330 is an apocalyptic number.

56816685330 is an abundant number, since it is smaller than the sum of its proper divisors (83228768814).

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

56816685330 is a wasteful number, since it uses less digits than its factorization.

56816685330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51186250.

The product of its (nonzero) digits is 3110400, while the sum is 51.

The spelling of 56816685330 in words is "fifty-six billion, eight hundred sixteen million, six hundred eighty-five thousand, three hundred thirty".