55545372232 has 32 divisors (see below), whose sum is σ = 124200835200. Its totient is φ = 22770152064.

The previous prime is 55545372199. The next prime is 55545372247. The reversal of 55545372232 is 23227354555.

55545372232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21561357 + ... + 21563932.

It is an arithmetic number, because the mean of its divisors is an integer number (3881276100).

Almost surely, 2^55545372232 is an apocalyptic number.

It is an amenable number.

55545372232 is an abundant number, since it is smaller than the sum of its proper divisors (68655462968).

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

55545372232 is a wasteful number, since it uses less digits than its factorization.

55545372232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43125325 (or 43125321 counting only the distinct ones).

The product of its digits is 1260000, while the sum is 43.

The spelling of 55545372232 in words is "fifty-five billion, five hundred forty-five million, three hundred seventy-two thousand, two hundred thirty-two".