316421195707 has 2 divisors, whose sum is σ = 316421195708. Its totient is φ = 316421195706.

The previous prime is 316421195639. The next prime is 316421195731. The reversal of 316421195707 is 707591124613.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-316421195707 is a prime.

It is not a weakly prime, because it can be changed into another prime (316421195107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158210597853 + 158210597854.

It is an arithmetic number, because the mean of its divisors is an integer number (158210597854).

Almost surely, 2^316421195707 is an apocalyptic number.

316421195707 is a deficient number, since it is larger than the sum of its proper divisors (1).

316421195707 is an equidigital number, since it uses as much as digits as its factorization.

316421195707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 46.

The spelling of 316421195707 in words is "three hundred sixteen billion, four hundred twenty-one million, one hundred ninety-five thousand, seven hundred seven".