50631613605 has 96 divisors (see below), whose sum is σ = 91391908608. Its totient is φ = 25911936000.

The previous prime is 50631613559. The next prime is 50631613609.

50631613605 is a `hidden beast` number, since 5 + 0 + 6 + 31 + 6 + 13 + 605 = 666.

50631613605 is nontrivially palindromic in base 10.

50631613605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 50631613605 - 2²² = 50627419301 is a prime.

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 50631613605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50631613609) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 31118802 + ... + 31120428.

It is an arithmetic number, because the mean of its divisors is an integer number (951999048).

Almost surely, 2^50631613605 is an apocalyptic number.

It is an amenable number.

50631613605 is a deficient number, since it is larger than the sum of its proper divisors (40760295003).

50631613605 is a wasteful number, since it uses less digits than its factorization.

50631613605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1947 (or 1944 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The spelling of 50631613605 in words is "fifty billion, six hundred thirty-one million, six hundred thirteen thousand, six hundred five".