56837557344 has 48 divisors (see below), whose sum is σ = 149299703280. Its totient is φ = 18933012480.

The previous prime is 56837557333. The next prime is 56837557349. The reversal of 56837557344 is 44375573865.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56837557349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57709 + ... + 342060.

It is an arithmetic number, because the mean of its divisors is an integer number (3110410485).

Almost surely, 2^56837557344 is an apocalyptic number.

It is an amenable number.

56837557344 is an abundant number, since it is smaller than the sum of its proper divisors (92462145936).

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

56837557344 is a wasteful number, since it uses less digits than its factorization.

56837557344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401263 (or 401255 counting only the distinct ones).

The product of its digits is 42336000, while the sum is 57.

The spelling of 56837557344 in words is "fifty-six billion, eight hundred thirty-seven million, five hundred fifty-seven thousand, three hundred forty-four".