55520011052 has 48 divisors (see below), whose sum is σ = 111263749632. Its totient is φ = 23994516480.

The previous prime is 55520011049. The next prime is 55520011073. The reversal of 55520011052 is 25011002555.

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, 4748 + ... + 333260.

It is an arithmetic number, because the mean of its divisors is an integer number (2317994784).

Almost surely, 2^55520011052 is an apocalyptic number.

It is an amenable number.

55520011052 is an abundant number, since it is smaller than the sum of its proper divisors (55743738580).

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

55520011052 is a wasteful number, since it uses less digits than its factorization.

55520011052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328718 (or 328716 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 26.

The spelling of 55520011052 in words is "fifty-five billion, five hundred twenty million, eleven thousand, fifty-two".