55232916624 has 60 divisors (see below), whose sum is σ = 154607746956. Its totient is φ = 18407126016.

The previous prime is 55232916617. The next prime is 55232916631. The reversal of 55232916624 is 42661923255.

55232916624 is a `hidden beast` number, since 5 + 5 + 2 + 3 + 2 + 9 + 16 + 624 = 666.

It is an interprime number because it is at equal distance from previous prime (55232916617) and next prime (55232916631).

It can be written as a sum of positive squares in 2 ways, for example, as 4904481024 + 50328435600 = 70032^2 + 224340^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55232916624.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 698764 + ... + 773780.

Almost surely, 2^55232916624 is an apocalyptic number.

It is an amenable number.

55232916624 is an abundant number, since it is smaller than the sum of its proper divisors (99374830332).

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

55232916624 is a wasteful number, since it uses less digits than its factorization.

55232916624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80144 (or 80135 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The spelling of 55232916624 in words is "fifty-five billion, two hundred thirty-two million, nine hundred sixteen thousand, six hundred twenty-four".