507475731161 has 16 divisors (see below), whose sum is σ = 589836211200. Its totient is φ = 427582086288.

The previous prime is 507475731157. The next prime is 507475731167. The reversal of 507475731161 is 161137574705.

It is not a de Polignac number, because 507475731161 - 2² = 507475731157 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (507475731167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12776150 + ... + 12815808.

It is an arithmetic number, because the mean of its divisors is an integer number (36864763200).

Almost surely, 2^507475731161 is an apocalyptic number.

It is an amenable number.

507475731161 is a deficient number, since it is larger than the sum of its proper divisors (82360480039).

507475731161 is a wasteful number, since it uses less digits than its factorization.

507475731161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70708.

The product of its (nonzero) digits is 617400, while the sum is 47.

The spelling of 507475731161 in words is "five hundred seven billion, four hundred seventy-five million, seven hundred thirty-one thousand, one hundred sixty-one".