56644296982 has 16 divisors (see below), whose sum is σ = 104574087072. Its totient is φ = 22408732800.

The previous prime is 56644296901. The next prime is 56644297001. The reversal of 56644296982 is 28969244665.

It is a self number, because there is not a number n which added to its sum of digits gives 56644296982.

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, 155616019 + ... + 155616382.

It is an arithmetic number, because the mean of its divisors is an integer number (6535880442).

Almost surely, 2^56644296982 is an apocalyptic number.

56644296982 is a deficient number, since it is larger than the sum of its proper divisors (47929790090).

56644296982 is a wasteful number, since it uses less digits than its factorization.

56644296982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311232423.

The product of its digits is 44789760, while the sum is 61.

The spelling of 56644296982 in words is "fifty-six billion, six hundred forty-four million, two hundred ninety-six thousand, nine hundred eighty-two".