50938178136 has 32 divisors (see below), whose sum is σ = 134047838400. Its totient is φ = 16085740320.

The previous prime is 50938178119. The next prime is 50938178141. The reversal of 50938178136 is 63187183905.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 55852810 + ... + 55853721.

It is an arithmetic number, because the mean of its divisors is an integer number (4188994950).

Almost surely, 2^50938178136 is an apocalyptic number.

It is an amenable number.

50938178136 is an abundant number, since it is smaller than the sum of its proper divisors (83109660264).

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

50938178136 is a wasteful number, since it uses less digits than its factorization.

50938178136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111706559 (or 111706555 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 51.

The spelling of 50938178136 in words is "fifty billion, nine hundred thirty-eight million, one hundred seventy-eight thousand, one hundred thirty-six".