50511725020 has 24 divisors (see below), whose sum is σ = 106514776368. Its totient is φ = 20120851200.

The previous prime is 50511724999. The next prime is 50511725021. The reversal of 50511725020 is 2052711505.

It is a self number, because there is not a number n which added to its sum of digits gives 50511725020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50511725021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5234986 + ... + 5244625.

It is an arithmetic number, because the mean of its divisors is an integer number (4438115682).

Almost surely, 2^50511725020 is an apocalyptic number.

It is an amenable number.

50511725020 is an abundant number, since it is smaller than the sum of its proper divisors (56003051348).

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

50511725020 is a wasteful number, since it uses less digits than its factorization.

50511725020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10479861 (or 10479859 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 28.

The spelling of 50511725020 in words is "fifty billion, five hundred eleven million, seven hundred twenty-five thousand, twenty".