50858594681 has 32 divisors (see below), whose sum is σ = 55010672640. Its totient is φ = 46895073984.

The previous prime is 50858594671. The next prime is 50858594693. The reversal of 50858594681 is 18649585805.

It is not a de Polignac number, because 50858594681 - 2³⁰ = 49784852857 is a prime.

It is a super-2 number, since 2×50858594681² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 50858594681.

It is not an unprimeable number, because it can be changed into a prime (50858594651) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49909790 + ... + 49910808.

It is an arithmetic number, because the mean of its divisors is an integer number (1719083520).

Almost surely, 2^50858594681 is an apocalyptic number.

It is an amenable number.

50858594681 is a deficient number, since it is larger than the sum of its proper divisors (4152077959).

50858594681 is a wasteful number, since it uses less digits than its factorization.

50858594681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1565.

The product of its (nonzero) digits is 13824000, while the sum is 59.

The spelling of 50858594681 in words is "fifty billion, eight hundred fifty-eight million, five hundred ninety-four thousand, six hundred eighty-one".