50631220400 has 60 divisors (see below), whose sum is σ = 122056948272. Its totient is φ = 20183320320.

The previous prime is 50631220391. The next prime is 50631220403. The reversal of 50631220400 is 402213605.

It is not an unprimeable number, because it can be changed into a prime (50631220403) 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, 98804 + ... + 333203.

Almost surely, 2^50631220400 is an apocalyptic number.

50631220400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50631220400 is an abundant number, since it is smaller than the sum of its proper divisors (71425727872).

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

50631220400 is a wasteful number, since it uses less digits than its factorization.

50631220400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432318 (or 432307 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The spelling of 50631220400 in words is "fifty billion, six hundred thirty-one million, two hundred twenty thousand, four hundred".