56523354752 has 64 divisors (see below), whose sum is σ = 118816740000. Its totient is φ = 26709838848.

The previous prime is 56523354731. The next prime is 56523354779. The reversal of 56523354752 is 25745332565.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 56523354697 and 56523354706.

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, 991274 + ... + 1046742.

Almost surely, 2^56523354752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56523354752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59408370000).

56523354752 is an abundant number, since it is smaller than the sum of its proper divisors (62293385248).

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

56523354752 is a wasteful number, since it uses less digits than its factorization.

56523354752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55921 (or 55909 counting only the distinct ones).

The product of its digits is 3780000, while the sum is 47.

The spelling of 56523354752 in words is "fifty-six billion, five hundred twenty-three million, three hundred fifty-four thousand, seven hundred fifty-two".