316756208849 has 2 divisors, whose sum is σ = 316756208850. Its totient is φ = 316756208848.

The previous prime is 316756208833. The next prime is 316756208869. The reversal of 316756208849 is 948802657613.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 249295497025 + 67460711824 = 499295^2 + 259732^2 .

It is a cyclic number.

It is not a de Polignac number, because 316756208849 - 2⁴ = 316756208833 is a prime.

It is not a weakly prime, because it can be changed into another prime (316756208869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158378104424 + 158378104425.

It is an arithmetic number, because the mean of its divisors is an integer number (158378104425).

It is a 1-persistent number, because it is pandigital, but 2⋅316756208849 = 633512417698 is not.

Almost surely, 2^316756208849 is an apocalyptic number.

It is an amenable number.

316756208849 is a deficient number, since it is larger than the sum of its proper divisors (1).

316756208849 is an equidigital number, since it uses as much as digits as its factorization.

316756208849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17418240, while the sum is 59.

The spelling of 316756208849 in words is "three hundred sixteen billion, seven hundred fifty-six million, two hundred eight thousand, eight hundred forty-nine".