50751039647640 has 128 divisors (see below), whose sum is σ = 153988698758400. Its totient is φ = 13380210900480.

The previous prime is 50751039647543. The next prime is 50751039647657. The reversal of 50751039647640 is 4674693015705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3112606 + ... + 10544685.

It is an arithmetic number, because the mean of its divisors is an integer number (1203036709050).

Almost surely, 2^{50751039647640} is an apocalyptic number.

It is an amenable number.

50751039647640 is an abundant number, since it is smaller than the sum of its proper divisors (103237659110760).

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

50751039647640 is a wasteful number, since it uses less digits than its factorization.

50751039647640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13657657 (or 13657653 counting only the distinct ones).

The product of its (nonzero) digits is 19051200, while the sum is 57.

The spelling of 50751039647640 in words is "fifty trillion, seven hundred fifty-one billion, thirty-nine million, six hundred forty-seven thousand, six hundred forty".