50406736400 has 60 divisors (see below), whose sum is σ = 121729843092. Its totient is φ = 20058193920.

The previous prime is 50406736351. The next prime is 50406736421. The reversal of 50406736400 is 463760405.

It can be written as a sum of positive squares in 6 ways, for example, as 166203664 + 50240532736 = 12892^2 + 224144^2 .

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, 249269 + ... + 403668.

Almost surely, 2^50406736400 is an apocalyptic number.

50406736400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50406736400 is an abundant number, since it is smaller than the sum of its proper divisors (71323106692).

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

50406736400 is a wasteful number, since it uses less digits than its factorization.

50406736400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653148 (or 653137 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 35.

The spelling of 50406736400 in words is "fifty billion, four hundred six million, seven hundred thirty-six thousand, four hundred".