316356304016561 has 8 divisors (see below), whose sum is σ = 322326293008320. Its totient is φ = 310386352140592.

The previous prime is 316356304016509. The next prime is 316356304016563. The reversal of 316356304016561 is 165610403653613.

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 316356304016561 - 2⁶ = 316356304016497 is a prime.

It is a super-2 number, since 2×316356304016561² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (316356304016563) 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, 8237996 + ... + 26468418.

It is an arithmetic number, because the mean of its divisors is an integer number (40290786626040).

Almost surely, 2^{316356304016561} is an apocalyptic number.

It is an amenable number.

316356304016561 is a deficient number, since it is larger than the sum of its proper divisors (5969988991759).

316356304016561 is a wasteful number, since it uses less digits than its factorization.

316356304016561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18557895.

The product of its (nonzero) digits is 3499200, while the sum is 50.

The spelling of 316356304016561 in words is "three hundred sixteen trillion, three hundred fifty-six billion, three hundred four million, sixteen thousand, five hundred sixty-one".