316512638608869 has 8 divisors (see below), whose sum is σ = 468907612753920. Its totient is φ = 211008425739228.

The previous prime is 316512638608847. The next prime is 316512638608883. The reversal of 316512638608869 is 968806836215613.

316512638608869 is a `hidden beast` number, since 3 + 1 + 6 + 5 + 1 + 2 + 6 + 3 + 8 + 608 + 8 + 6 + 9 = 666.

It is not a de Polignac number, because 316512638608869 - 2³¹ = 316510491125221 is a prime.

It is a super-2 number, since 2×316512638608869² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 316512638608797 and 316512638608806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316512638608469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5861345159397 + ... + 5861345159450.

It is an arithmetic number, because the mean of its divisors is an integer number (58613451594240).

Almost surely, 2^{316512638608869} is an apocalyptic number.

It is an amenable number.

316512638608869 is a deficient number, since it is larger than the sum of its proper divisors (152394974145051).

316512638608869 is a wasteful number, since it uses less digits than its factorization.

316512638608869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11722690318856 (or 11722690318850 counting only the distinct ones).

The product of its (nonzero) digits is 537477120, while the sum is 72.

The spelling of 316512638608869 in words is "three hundred sixteen trillion, five hundred twelve billion, six hundred thirty-eight million, six hundred eight thousand, eight hundred sixty-nine".