56647556652 has 24 divisors (see below), whose sum is σ = 132941669616. Its totient is φ = 18773370688.

The previous prime is 56647556639. The next prime is 56647556687. The reversal of 56647556652 is 25665574665.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 56647556592 and 56647556601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13641363 + ... + 13645514.

It is an arithmetic number, because the mean of its divisors is an integer number (5539236234).

Almost surely, 2^56647556652 is an apocalyptic number.

It is an amenable number.

56647556652 is an abundant number, since it is smaller than the sum of its proper divisors (76294112964).

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

56647556652 is a wasteful number, since it uses less digits than its factorization.

56647556652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27287057 (or 27287055 counting only the distinct ones).

The product of its digits is 45360000, while the sum is 57.

The spelling of 56647556652 in words is "fifty-six billion, six hundred forty-seven million, five hundred fifty-six thousand, six hundred fifty-two".