56410505664 has 56 divisors (see below), whose sum is σ = 150326628480. Its totient is φ = 18668216064.

The previous prime is 56410505659. The next prime is 56410505687. The reversal of 56410505664 is 46650501465.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1030164 + ... + 1083539.

It is an arithmetic number, because the mean of its divisors is an integer number (2684404080).

Almost surely, 2^56410505664 is an apocalyptic number.

It is an amenable number.

56410505664 is an abundant number, since it is smaller than the sum of its proper divisors (93916122816).

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

56410505664 is a wasteful number, since it uses less digits than its factorization.

56410505664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2113857 (or 2113847 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 56410505664 in words is "fifty-six billion, four hundred ten million, five hundred five thousand, six hundred sixty-four".