50172031256 has 24 divisors (see below), whose sum is σ = 99284340420. Its totient is φ = 23765697648.

The previous prime is 50172031253. The next prime is 50172031277. The reversal of 50172031256 is 65213027105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50172031253) 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 5 ways as a sum of consecutive naturals, for example, 8683406 + ... + 8689181.

Almost surely, 2^50172031256 is an apocalyptic number.

It is an amenable number.

50172031256 is a deficient number, since it is larger than the sum of its proper divisors (49112309164).

50172031256 is a wasteful number, since it uses less digits than its factorization.

50172031256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17372631 (or 17372608 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 32.

The spelling of 50172031256 in words is "fifty billion, one hundred seventy-two million, thirty-one thousand, two hundred fifty-six".