55503623200 has 72 divisors (see below), whose sum is σ = 135531325440. Its totient is φ = 22196025600.

The previous prime is 55503623177. The next prime is 55503623239. The reversal of 55503623200 is 232630555.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5523781 + ... + 5533819.

It is an arithmetic number, because the mean of its divisors is an integer number (1882379520).

Almost surely, 2^55503623200 is an apocalyptic number.

55503623200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55503623200 is an abundant number, since it is smaller than the sum of its proper divisors (80027702240).

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

55503623200 is a wasteful number, since it uses less digits than its factorization.

55503623200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16970 (or 16957 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 31.

The spelling of 55503623200 in words is "fifty-five billion, five hundred three million, six hundred twenty-three thousand, two hundred".