316253551630165 has 4 divisors (see below), whose sum is σ = 379504261956204. Its totient is φ = 253002841304128.

The previous prime is 316253551630157. The next prime is 316253551630201. The reversal of 316253551630165 is 561036155352613.

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 216836020974609 + 99417530655556 = 14725353^2 + 9970834^2 .

It is a cyclic number.

It is not a de Polignac number, because 316253551630165 - 2³ = 316253551630157 is a prime.

It is a super-5 number, since 5×316253551630165⁵ (a number of 74 digits) contains 55555 as substring. Note that it is a super-d number also for d = 3.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31625355163012 + ... + 31625355163021.

It is an arithmetic number, because the mean of its divisors is an integer number (94876065489051).

Almost surely, 2^{316253551630165} is an apocalyptic number.

It is an amenable number.

316253551630165 is a deficient number, since it is larger than the sum of its proper divisors (63250710326039).

316253551630165 is an equidigital number, since it uses as much as digits as its factorization.

316253551630165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63250710326038.

The product of its (nonzero) digits is 7290000, while the sum is 52.

The spelling of 316253551630165 in words is "three hundred sixteen trillion, two hundred fifty-three billion, five hundred fifty-one million, six hundred thirty thousand, one hundred sixty-five".