316256061223171 has 2 divisors, whose sum is σ = 316256061223172. Its totient is φ = 316256061223170.

The previous prime is 316256061223159. The next prime is 316256061223247. The reversal of 316256061223171 is 171322160652613.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 316256061223171 - 2¹⁵ = 316256061190403 is a prime.

It is not a weakly prime, because it can be changed into another prime (316256061223121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158128030611585 + 158128030611586.

It is an arithmetic number, because the mean of its divisors is an integer number (158128030611586).

Almost surely, 2^{316256061223171} is an apocalyptic number.

316256061223171 is a deficient number, since it is larger than the sum of its proper divisors (1).

316256061223171 is an equidigital number, since it uses as much as digits as its factorization.

316256061223171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 316256061223171 in words is "three hundred sixteen trillion, two hundred fifty-six billion, sixty-one million, two hundred twenty-three thousand, one hundred seventy-one".