56643051344 has 20 divisors (see below), whose sum is σ = 119722813440. Its totient is φ = 25746841440.

The previous prime is 56643051337. The next prime is 56643051347. The reversal of 56643051344 is 44315034665.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56643051347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160917584 + ... + 160917935.

It is an arithmetic number, because the mean of its divisors is an integer number (5986140672).

Almost surely, 2^56643051344 is an apocalyptic number.

It is an amenable number.

56643051344 is an abundant number, since it is smaller than the sum of its proper divisors (63079762096).

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

56643051344 is a wasteful number, since it uses less digits than its factorization.

56643051344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321835538 (or 321835532 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 56643051344 in words is "fifty-six billion, six hundred forty-three million, fifty-one thousand, three hundred forty-four".