55601982624 has 24 divisors (see below), whose sum is σ = 145955204640. Its totient is φ = 18533994176.

The previous prime is 55601982587. The next prime is 55601982659. The reversal of 55601982624 is 42628910655.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289593564 + ... + 289593755.

It is an arithmetic number, because the mean of its divisors is an integer number (6081466860).

Almost surely, 2^55601982624 is an apocalyptic number.

It is an amenable number.

55601982624 is an abundant number, since it is smaller than the sum of its proper divisors (90353222016).

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

55601982624 is a wasteful number, since it uses less digits than its factorization.

55601982624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579187332 (or 579187324 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 48.

The spelling of 55601982624 in words is "fifty-five billion, six hundred one million, nine hundred eighty-two thousand, six hundred twenty-four".