50757858368 has 28 divisors (see below), whose sum is σ = 115111572672. Its totient is φ = 21753367680.

The previous prime is 50757858367. The next prime is 50757858397. The reversal of 50757858368 is 86385875705.

It is a tau number, because it is divible by the number of its divisors (28).

It is a super-2 number, since 2×50757858368² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 50757858368.

It is not an unprimeable number, because it can be changed into a prime (50757858367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56648948 + ... + 56649843.

Almost surely, 2^50757858368 is an apocalyptic number.

It is an amenable number.

50757858368 is an abundant number, since it is smaller than the sum of its proper divisors (64353714304).

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

50757858368 is a wasteful number, since it uses less digits than its factorization.

50757858368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113298810 (or 113298800 counting only the distinct ones).

The product of its (nonzero) digits is 56448000, while the sum is 62.

The spelling of 50757858368 in words is "fifty billion, seven hundred fifty-seven million, eight hundred fifty-eight thousand, three hundred sixty-eight".