55433807232 has 64 divisors (see below), whose sum is σ = 147485329200. Its totient is φ = 18447908864.

The previous prime is 55433807227. The next prime is 55433807243. The reversal of 55433807232 is 23270833455.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

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, 119944 + ... + 353912.

Almost surely, 2^55433807232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55433807232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73742664600).

55433807232 is an abundant number, since it is smaller than the sum of its proper divisors (92051521968).

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

55433807232 is a wasteful number, since it uses less digits than its factorization.

55433807232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234603 (or 234591 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 42.

The spelling of 55433807232 in words is "fifty-five billion, four hundred thirty-three million, eight hundred seven thousand, two hundred thirty-two".