506505516131 has 8 divisors (see below), whose sum is σ = 509212617984. Its totient is φ = 503798990080.

The previous prime is 506505516119. The next prime is 506505516133. The reversal of 506505516131 is 131615505605.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 506505516131 - 2¹⁰ = 506505515107 is a prime.

It is a super-2 number, since 2×506505516131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (506505516133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1681715 + ... + 1959891.

It is an arithmetic number, because the mean of its divisors is an integer number (63651577248).

Almost surely, 2^506505516131 is an apocalyptic number.

506505516131 is a deficient number, since it is larger than the sum of its proper divisors (2707101853).

506505516131 is a wasteful number, since it uses less digits than its factorization.

506505516131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287901.

The product of its (nonzero) digits is 67500, while the sum is 38.

The spelling of 506505516131 in words is "five hundred six billion, five hundred five million, five hundred sixteen thousand, one hundred thirty-one".