506104163631 has 80 divisors (see below), whose sum is σ = 845671470336. Its totient is φ = 298967760000.

The previous prime is 506104163623. The next prime is 506104163659. The reversal of 506104163631 is 136361401605.

506104163631 is a `hidden beast` number, since 5 + 0 + 6 + 1 + 0 + 4 + 16 + 3 + 631 = 666.

It is not a de Polignac number, because 506104163631 - 2³ = 506104163623 is a prime.

It is a super-2 number, since 2×506104163631² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506104163681) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 42771886 + ... + 42783716.

Almost surely, 2^506104163631 is an apocalyptic number.

506104163631 is a deficient number, since it is larger than the sum of its proper divisors (339567306705).

506104163631 is a wasteful number, since it uses less digits than its factorization.

506104163631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13066 (or 13057 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The spelling of 506104163631 in words is "five hundred six billion, one hundred four million, one hundred sixty-three thousand, six hundred thirty-one".