50571231800 has 48 divisors (see below), whose sum is σ = 119188807440. Its totient is φ = 19951384320.

The previous prime is 50571231793. The next prime is 50571231803. The reversal of 50571231800 is 813217505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50571231803) by changing a digit.

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, 1717292 + ... + 1746491.

It is an arithmetic number, because the mean of its divisors is an integer number (2483100155).

Almost surely, 2^50571231800 is an apocalyptic number.

50571231800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50571231800 is an abundant number, since it is smaller than the sum of its proper divisors (68617575640).

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

50571231800 is a wasteful number, since it uses less digits than its factorization.

50571231800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3463872 (or 3463863 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 32.

The spelling of 50571231800 in words is "fifty billion, five hundred seventy-one million, two hundred thirty-one thousand, eight hundred".