50503511400 has 48 divisors (see below), whose sum is σ = 156560887200. Its totient is φ = 13467602880.

The previous prime is 50503511371. The next prime is 50503511407. The reversal of 50503511400 is 411530505.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (50503511407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42085660 + ... + 42086859.

It is an arithmetic number, because the mean of its divisors is an integer number (3261685150).

Almost surely, 2^50503511400 is an apocalyptic number.

50503511400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50503511400 is an abundant number, since it is smaller than the sum of its proper divisors (106057375800).

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

50503511400 is a wasteful number, since it uses less digits than its factorization.

50503511400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84172538 (or 84172529 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The spelling of 50503511400 in words is "fifty billion, five hundred three million, five hundred eleven thousand, four hundred".