56645000704 has 40 divisors (see below), whose sum is σ = 114543059400. Its totient is φ = 27981244416.

The previous prime is 56645000693. The next prime is 56645000729. The reversal of 56645000704 is 40700054665.

It is a happy number.

It is a super-2 number, since 2×56645000704² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 623979 + ... + 708970.

It is an arithmetic number, because the mean of its divisors is an integer number (2863576485).

Almost surely, 2^56645000704 is an apocalyptic number.

It is an amenable number.

56645000704 is an abundant number, since it is smaller than the sum of its proper divisors (57898058696).

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

56645000704 is an equidigital number, since it uses as much as digits as its factorization.

56645000704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333050 (or 1333034 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 37.

The spelling of 56645000704 in words is "fifty-six billion, six hundred forty-five million, seven hundred four", and thus it is an aban number.