50813880 has 64 divisors (see below), whose sum is σ = 164172960. Its totient is φ = 12507648.

The previous prime is 50813879. The next prime is 50813891. The reversal of 50813880 is 8831805.

It is a congruent number.

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, 14727 + ... + 17846.

Almost surely, 2^50813880 is an apocalyptic number.

It is an amenable number.

50813880 is an abundant number, since it is smaller than the sum of its proper divisors (113359080).

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

50813880 is a wasteful number, since it uses less digits than its factorization.

50813880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32600 (or 32596 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 33.

The square root of 50813880 is about 7128.3855114605. The cubic root of 50813880 is about 370.3913074633.

The spelling of 50813880 in words is "fifty million, eight hundred thirteen thousand, eight hundred eighty".