50503555400 has 48 divisors (see below), whose sum is σ = 117446166000. Its totient is φ = 20197052480.

The previous prime is 50503555387. The next prime is 50503555433. The reversal of 50503555400 is 455530505.

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 11 ways as a sum of consecutive naturals, for example, 995039 + ... + 1044561.

It is an arithmetic number, because the mean of its divisors is an integer number (2446795125).

Almost surely, 2^50503555400 is an apocalyptic number.

50503555400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50503555400 is an abundant number, since it is smaller than the sum of its proper divisors (66942610600).

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

50503555400 is a wasteful number, since it uses less digits than its factorization.

50503555400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54638 (or 54629 counting only the distinct ones).

The product of its (nonzero) digits is 37500, while the sum is 32.

The spelling of 50503555400 in words is "fifty billion, five hundred three million, five hundred fifty-five thousand, four hundred".