55530057528 has 48 divisors (see below), whose sum is σ = 164066081400. Its totient is φ = 16827289920.

The previous prime is 55530057523. The next prime is 55530057529. The reversal of 55530057528 is 82575003555.

55530057528 is a `hidden beast` number, since 5 + 5 + 53 + 0 + 0 + 575 + 28 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55530057523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35056063 + ... + 35057646.

Almost surely, 2^55530057528 is an apocalyptic number.

It is an amenable number.

55530057528 is an abundant number, since it is smaller than the sum of its proper divisors (108536023872).

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

55530057528 is a wasteful number, since it uses less digits than its factorization.

55530057528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70113732 (or 70113725 counting only the distinct ones).

The product of its (nonzero) digits is 1050000, while the sum is 45.

The spelling of 55530057528 in words is "fifty-five billion, five hundred thirty million, fifty-seven thousand, five hundred twenty-eight".