50368870172 has 18 divisors (see below), whose sum is σ = 93635557512. Its totient is φ = 23702997184.

The previous prime is 50368870159. The next prime is 50368870177. The reversal of 50368870172 is 27107886305.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50368870177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21784688 + ... + 21786999.

Almost surely, 2^50368870172 is an apocalyptic number.

It is an amenable number.

50368870172 is a deficient number, since it is larger than the sum of its proper divisors (43266687340).

50368870172 is a wasteful number, since it uses less digits than its factorization.

50368870172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43571725 (or 43571706 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 47.

The spelling of 50368870172 in words is "fifty billion, three hundred sixty-eight million, eight hundred seventy thousand, one hundred seventy-two".