55520554524 has 48 divisors (see below), whose sum is σ = 137208538656. Its totient is φ = 17413120000.

The previous prime is 55520554489. The next prime is 55520554601. The reversal of 55520554524 is 42545502555.

It is a happy number.

55520554524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 692524 + ... + 768524.

It is an arithmetic number, because the mean of its divisors is an integer number (2858511222).

Almost surely, 2^55520554524 is an apocalyptic number.

It is an amenable number.

55520554524 is an abundant number, since it is smaller than the sum of its proper divisors (81687984132).

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

55520554524 is a wasteful number, since it uses less digits than its factorization.

55520554524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79606 (or 79604 counting only the distinct ones).

The product of its (nonzero) digits is 1000000, while the sum is 42.

The spelling of 55520554524 in words is "fifty-five billion, five hundred twenty million, five hundred fifty-four thousand, five hundred twenty-four".