56011158624 has 24 divisors (see below), whose sum is σ = 147029291640. Its totient is φ = 18670386176.

The previous prime is 56011158617. The next prime is 56011158659. The reversal of 56011158624 is 42685111065.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291724689 + ... + 291724880.

It is an arithmetic number, because the mean of its divisors is an integer number (6126220485).

Almost surely, 2^56011158624 is an apocalyptic number.

It is an amenable number.

56011158624 is an abundant number, since it is smaller than the sum of its proper divisors (91018133016).

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

56011158624 is a wasteful number, since it uses less digits than its factorization.

56011158624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583449582 (or 583449574 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 39.

Adding to 56011158624 its reverse (42685111065), we get a palindrome (98696269689).

The spelling of 56011158624 in words is "fifty-six billion, eleven million, one hundred fifty-eight thousand, six hundred twenty-four".