56615715606 has 16 divisors (see below), whose sum is σ = 113864011200. Its totient is φ = 18766475208.

The previous prime is 56615715599. The next prime is 56615715647. The reversal of 56615715606 is 60651751665.

56615715606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26356336 + ... + 26358483.

It is an arithmetic number, because the mean of its divisors is an integer number (7116500700).

Almost surely, 2^56615715606 is an apocalyptic number.

56615715606 is an abundant number, since it is smaller than the sum of its proper divisors (57248295594).

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

56615715606 is a wasteful number, since it uses less digits than its factorization.

56615715606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52715003.

The product of its (nonzero) digits is 1134000, while the sum is 48.

The spelling of 56615715606 in words is "fifty-six billion, six hundred fifteen million, seven hundred fifteen thousand, six hundred six".