55509595500 has 48 divisors (see below), whose sum is σ = 161643946464. Its totient is φ = 14802558400.

The previous prime is 55509595489. The next prime is 55509595511. The reversal of 55509595500 is 559590555.

55509595500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (55509595489) and next prime (55509595511).

It is a self number, because there is not a number n which added to its sum of digits gives 55509595500.

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, 18501699 + ... + 18504698.

It is an arithmetic number, because the mean of its divisors is an integer number (3367582218).

Almost surely, 2^55509595500 is an apocalyptic number.

55509595500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55509595500 is an abundant number, since it is smaller than the sum of its proper divisors (106134350964).

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

55509595500 is a wasteful number, since it uses less digits than its factorization.

55509595500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37006419 (or 37006407 counting only the distinct ones).

The product of its (nonzero) digits is 1265625, while the sum is 48.

The spelling of 55509595500 in words is "fifty-five billion, five hundred nine million, five hundred ninety-five thousand, five hundred".