50312517725 has 12 divisors (see below), whose sum is σ = 62401276896. Its totient is φ = 40241140080.

The previous prime is 50312517721. The next prime is 50312517763. The reversal of 50312517725 is 52771521305.

It is a happy number.

It is not a de Polignac number, because 50312517725 - 2² = 50312517721 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 (50312517721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 104987 + ... + 334136.

It is an arithmetic number, because the mean of its divisors is an integer number (5200106408).

Almost surely, 2^50312517725 is an apocalyptic number.

It is an amenable number.

50312517725 is a deficient number, since it is larger than the sum of its proper divisors (12088759171).

50312517725 is a wasteful number, since it uses less digits than its factorization.

50312517725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443716 (or 443711 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 38.

The spelling of 50312517725 in words is "fifty billion, three hundred twelve million, five hundred seventeen thousand, seven hundred twenty-five".