56754432526464 has 96 divisors (see below), whose sum is σ = 163323274935600. Its totient is φ = 18917393155584.

The previous prime is 56754432526457. The next prime is 56754432526469. The reversal of 56754432526464 is 46462523445765.

It is a happy number.

56754432526464 is a `hidden beast` number, since 5 + 6 + 7 + 5 + 4 + 43 + 2 + 526 + 4 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×56754432526464² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56754432526469) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28437367 + ... + 30367625.

Almost surely, 2^{56754432526464} is an apocalyptic number.

It is an amenable number.

56754432526464 is an abundant number, since it is smaller than the sum of its proper divisors (106568842409136).

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

56754432526464 is a wasteful number, since it uses less digits than its factorization.

56754432526464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1955802 (or 1955787 counting only the distinct ones).

The product of its digits is 580608000, while the sum is 63.

The spelling of 56754432526464 in words is "fifty-six trillion, seven hundred fifty-four billion, four hundred thirty-two million, five hundred twenty-six thousand, four hundred sixty-four".