50638498725 has 24 divisors (see below), whose sum is σ = 83799052192. Its totient is φ = 26982446400.

The previous prime is 50638498709. The next prime is 50638498727. The reversal of 50638498725 is 52789483605.

50638498725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 50638498725 - 2⁴ = 50638498709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50638498727) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 226891 + ... + 390840.

Almost surely, 2^50638498725 is an apocalyptic number.

It is an amenable number.

50638498725 is a deficient number, since it is larger than the sum of its proper divisors (33160553467).

50638498725 is a wasteful number, since it uses less digits than its factorization.

50638498725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618837 (or 618832 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 57.

The spelling of 50638498725 in words is "fifty billion, six hundred thirty-eight million, four hundred ninety-eight thousand, seven hundred twenty-five".