50055591728 has 20 divisors (see below), whose sum is σ = 98430214200. Its totient is φ = 24654246144.

The previous prime is 50055591709. The next prime is 50055591737. The reversal of 50055591728 is 82719555005.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23345753 + ... + 23347896.

It is an arithmetic number, because the mean of its divisors is an integer number (4921510710).

Almost surely, 2^50055591728 is an apocalyptic number.

It is an amenable number.

50055591728 is a deficient number, since it is larger than the sum of its proper divisors (48374622472).

50055591728 is a wasteful number, since it uses less digits than its factorization.

50055591728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46693724 (or 46693718 counting only the distinct ones).

The product of its (nonzero) digits is 630000, while the sum is 47.

The spelling of 50055591728 in words is "fifty billion, fifty-five million, five hundred ninety-one thousand, seven hundred twenty-eight".