56563751344 has 20 divisors (see below), whose sum is σ = 109616995224. Its totient is φ = 28275494528.

The previous prime is 56563751327. The next prime is 56563751353. The reversal of 56563751344 is 44315736565.

It is a super-2 number, since 2×56563751344² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325282 + ... + 467905.

Almost surely, 2^56563751344 is an apocalyptic number.

It is an amenable number.

56563751344 is a deficient number, since it is larger than the sum of its proper divisors (53053243880).

56563751344 is a wasteful number, since it uses less digits than its factorization.

56563751344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797652 (or 797646 counting only the distinct ones).

The product of its digits is 4536000, while the sum is 49.

The spelling of 56563751344 in words is "fifty-six billion, five hundred sixty-three million, seven hundred fifty-one thousand, three hundred forty-four".