56156374658488 has 32 divisors (see below), whose sum is σ = 113410000766160. Its totient is φ = 25914367641600.

The previous prime is 56156374658459. The next prime is 56156374658519. The reversal of 56156374658488 is 88485647365165.

It is a super-2 number, since 2×56156374658488² (a number of 28 digits) contains 22 as substring.

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, 40556713 + ... + 41918488.

Almost surely, 2^{56156374658488} is an apocalyptic number.

It is an amenable number.

56156374658488 is an abundant number, since it is smaller than the sum of its proper divisors (57253626107672).

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

56156374658488 is a wasteful number, since it uses less digits than its factorization.

56156374658488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82481767 (or 82481763 counting only the distinct ones).

The product of its digits is 4644864000, while the sum is 76.

The spelling of 56156374658488 in words is "fifty-six trillion, one hundred fifty-six billion, three hundred seventy-four million, six hundred fifty-eight thousand, four hundred eighty-eight".