55499684232 has 64 divisors (see below), whose sum is σ = 140926464000. Its totient is φ = 18210012480.

The previous prime is 55499684197. The next prime is 55499684243. The reversal of 55499684232 is 23248699455.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2237257 + ... + 2261927.

It is an arithmetic number, because the mean of its divisors is an integer number (2201976000).

Almost surely, 2^55499684232 is an apocalyptic number.

It is an amenable number.

55499684232 is an abundant number, since it is smaller than the sum of its proper divisors (85426779768).

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

55499684232 is a wasteful number, since it uses less digits than its factorization.

55499684232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26146 (or 26142 counting only the distinct ones).

The product of its digits is 18662400, while the sum is 57.

The spelling of 55499684232 in words is "fifty-five billion, four hundred ninety-nine million, six hundred eighty-four thousand, two hundred thirty-two".