56289843757824 has 72 divisors (see below), whose sum is σ = 158625607538160. Its totient is φ = 17659558821888.

The previous prime is 56289843757789. The next prime is 56289843757837. The reversal of 56289843757824 is 42875734898265.

It is a super-2 number, since 2×56289843757824² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56289843757824.

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, 2155694809 + ... + 2155720920.

It is an arithmetic number, because the mean of its divisors is an integer number (2203133438030).

Almost surely, 2^{56289843757824} is an apocalyptic number.

It is an amenable number.

56289843757824 is an abundant number, since it is smaller than the sum of its proper divisors (102335763780336).

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

56289843757824 is a wasteful number, since it uses less digits than its factorization.

56289843757824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4311415765 (or 4311415751 counting only the distinct ones).

The product of its digits is 6502809600, while the sum is 78.

The spelling of 56289843757824 in words is "fifty-six trillion, two hundred eighty-nine billion, eight hundred forty-three million, seven hundred fifty-seven thousand, eight hundred twenty-four".