56506523652 has 36 divisors (see below), whose sum is σ = 151238050236. Its totient is φ = 17727536640.

The previous prime is 56506523611. The next prime is 56506523681. The reversal of 56506523652 is 25632560565.

56506523652 is a `hidden beast` number, since 5 + 65 + 0 + 6 + 523 + 65 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 22220076096 + 34286447556 = 149064^2 + 185166^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 56506523598 and 56506523607.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46164849 + ... + 46166072.

It is an arithmetic number, because the mean of its divisors is an integer number (4201056951).

Almost surely, 2^56506523652 is an apocalyptic number.

It is an amenable number.

56506523652 is an abundant number, since it is smaller than the sum of its proper divisors (94731526584).

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

56506523652 is a wasteful number, since it uses less digits than its factorization.

56506523652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92330948 (or 92330943 counting only the distinct ones).

The product of its (nonzero) digits is 1620000, while the sum is 45.

The spelling of 56506523652 in words is "fifty-six billion, five hundred six million, five hundred twenty-three thousand, six hundred fifty-two".