316125722485 has 4 divisors (see below), whose sum is σ = 379350866988. Its totient is φ = 252900577984.

The previous prime is 316125722483. The next prime is 316125722501. The reversal of 316125722485 is 584227521613.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 102897883729 + 213227838756 = 320777^2 + 461766^2 .

It is a cyclic number.

It is not a de Polignac number, because 316125722485 - 2¹ = 316125722483 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316125722483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31612572244 + ... + 31612572253.

It is an arithmetic number, because the mean of its divisors is an integer number (94837716747).

Almost surely, 2^316125722485 is an apocalyptic number.

It is an amenable number.

316125722485 is a deficient number, since it is larger than the sum of its proper divisors (63225144503).

316125722485 is an equidigital number, since it uses as much as digits as its factorization.

316125722485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63225144502.

The product of its digits is 806400, while the sum is 46.

The spelling of 316125722485 in words is "three hundred sixteen billion, one hundred twenty-five million, seven hundred twenty-two thousand, four hundred eighty-five".