50794139840 has 112 divisors (see below), whose sum is σ = 124970926080. Its totient is φ = 19644042240.

The previous prime is 50794139831. The next prime is 50794139857. The reversal of 50794139840 is 4893149705.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16495421 + ... + 16498499.

It is an arithmetic number, because the mean of its divisors is an integer number (1115811840).

Almost surely, 2^50794139840 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50794139840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62485463040).

50794139840 is an abundant number, since it is smaller than the sum of its proper divisors (74176786240).

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

50794139840 is a wasteful number, since it uses less digits than its factorization.

50794139840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4790 (or 4780 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 50.

The spelling of 50794139840 in words is "fifty billion, seven hundred ninety-four million, one hundred thirty-nine thousand, eight hundred forty".