55604810765644 has 48 divisors (see below), whose sum is σ = 111389573611008. Its totient is φ = 23792089483008.

The previous prime is 55604810765639. The next prime is 55604810765701. The reversal of 55604810765644 is 44656701840655.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76550907 + ... + 77273869.

It is an arithmetic number, because the mean of its divisors is an integer number (2320616116896).

Almost surely, 2^{55604810765644} is an apocalyptic number.

It is an amenable number.

55604810765644 is an abundant number, since it is smaller than the sum of its proper divisors (55784762845364).

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

55604810765644 is a wasteful number, since it uses less digits than its factorization.

55604810765644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727414 (or 727412 counting only the distinct ones).

The product of its (nonzero) digits is 96768000, while the sum is 61.

The spelling of 55604810765644 in words is "fifty-five trillion, six hundred four billion, eight hundred ten million, seven hundred sixty-five thousand, six hundred forty-four".