55005500032 has 96 divisors (see below), whose sum is σ = 128714836320. Its totient is φ = 22936144896.

The previous prime is 55005500029. The next prime is 55005500051. The reversal of 55005500032 is 23000550055.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1204203 + ... + 1249045.

It is an arithmetic number, because the mean of its divisors is an integer number (1340779545).

Almost surely, 2^55005500032 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 55005500032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64357418160).

55005500032 is an abundant number, since it is smaller than the sum of its proper divisors (73709336288).

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

55005500032 is an equidigital number, since it uses as much as digits as its factorization.

55005500032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44938 (or 44889 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 25.

The spelling of 55005500032 in words is "fifty-five billion, five million, five hundred thousand, thirty-two".