316417258517 has 2 divisors, whose sum is σ = 316417258518. Its totient is φ = 316417258516.

The previous prime is 316417258513. The next prime is 316417258519. The reversal of 316417258517 is 715852714613.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 231578463076 + 84838795441 = 481226^2 + 291271^2 .

It is a cyclic number.

It is not a de Polignac number, because 316417258517 - 2² = 316417258513 is a prime.

Together with 316417258519, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316417258511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158208629258 + 158208629259.

It is an arithmetic number, because the mean of its divisors is an integer number (158208629259).

Almost surely, 2^316417258517 is an apocalyptic number.

It is an amenable number.

316417258517 is a deficient number, since it is larger than the sum of its proper divisors (1).

316417258517 is an equidigital number, since it uses as much as digits as its factorization.

316417258517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1411200, while the sum is 50.

The spelling of 316417258517 in words is "three hundred sixteen billion, four hundred seventeen million, two hundred fifty-eight thousand, five hundred seventeen".