50515625775 has 24 divisors (see below), whose sum is σ = 83601256320. Its totient is φ = 26915187040.

The previous prime is 50515625761. The next prime is 50515625821. The reversal of 50515625775 is 57752651505.

It is not a de Polignac number, because 50515625775 - 2⁶ = 50515625711 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 254067 + ... + 406916.

It is an arithmetic number, because the mean of its divisors is an integer number (3483385680).

Almost surely, 2^50515625775 is an apocalyptic number.

50515625775 is a deficient number, since it is larger than the sum of its proper divisors (33085630545).

50515625775 is a wasteful number, since it uses less digits than its factorization.

50515625775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662015 (or 662010 counting only the distinct ones).

The product of its (nonzero) digits is 1837500, while the sum is 48.

The spelling of 50515625775 in words is "fifty billion, five hundred fifteen million, six hundred twenty-five thousand, seven hundred seventy-five".