56861438682 has 16 divisors (see below), whose sum is σ = 115650384480. Its totient is φ = 18632561712.

The previous prime is 56861438657. The next prime is 56861438693. The reversal of 56861438682 is 28683416865.

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, 80312413 + ... + 80313120.

It is an arithmetic number, because the mean of its divisors is an integer number (7228149030).

Almost surely, 2^56861438682 is an apocalyptic number.

56861438682 is an abundant number, since it is smaller than the sum of its proper divisors (58788945798).

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

56861438682 is a wasteful number, since it uses less digits than its factorization.

56861438682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160625597.

The product of its digits is 13271040, while the sum is 57.

The spelling of 56861438682 in words is "fifty-six billion, eight hundred sixty-one million, four hundred thirty-eight thousand, six hundred eighty-two".