56870617862 has 32 divisors (see below), whose sum is σ = 89520190848. Its totient is φ = 27064630656.

The previous prime is 56870617849. The next prime is 56870617873. The reversal of 56870617862 is 26871607865.

It is a junction number, because it is equal to n+sod(n) for n = 56870617798 and 56870617807.

It is a congruent number.

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, 12368948 + ... + 12373544.

It is an arithmetic number, because the mean of its divisors is an integer number (2797505964).

Almost surely, 2^56870617862 is an apocalyptic number.

56870617862 is a deficient number, since it is larger than the sum of its proper divisors (32649572986).

56870617862 is a wasteful number, since it uses less digits than its factorization.

56870617862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8240.

The product of its (nonzero) digits is 6773760, while the sum is 56.

The spelling of 56870617862 in words is "fifty-six billion, eight hundred seventy million, six hundred seventeen thousand, eight hundred sixty-two".