316402462139 has 2 divisors, whose sum is σ = 316402462140. Its totient is φ = 316402462138.

The previous prime is 316402462111. The next prime is 316402462153. The reversal of 316402462139 is 931264204613.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-316402462139 is a prime.

It is a super-2 number, since 2×316402462139² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 316402462096 and 316402462105.

It is not a weakly prime, because it can be changed into another prime (316402462169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158201231069 + 158201231070.

It is an arithmetic number, because the mean of its divisors is an integer number (158201231070).

Almost surely, 2^316402462139 is an apocalyptic number.

316402462139 is a deficient number, since it is larger than the sum of its proper divisors (1).

316402462139 is an equidigital number, since it uses as much as digits as its factorization.

316402462139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 41.

The spelling of 316402462139 in words is "three hundred sixteen billion, four hundred two million, four hundred sixty-two thousand, one hundred thirty-nine".