312928416313 has 2 divisors, whose sum is σ = 312928416314. Its totient is φ = 312928416312.

The previous prime is 312928416299. The next prime is 312928416323. The reversal of 312928416313 is 313614829213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 210610319929 + 102318096384 = 458923^2 + 319872^2 .

It is a cyclic number.

It is not a de Polignac number, because 312928416313 - 2⁹ = 312928415801 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 312928416313.

It is not a weakly prime, because it can be changed into another prime (312928416323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156464208156 + 156464208157.

It is an arithmetic number, because the mean of its divisors is an integer number (156464208157).

Almost surely, 2^312928416313 is an apocalyptic number.

It is an amenable number.

312928416313 is a deficient number, since it is larger than the sum of its proper divisors (1).

312928416313 is an equidigital number, since it uses as much as digits as its factorization.

312928416313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 43.

The spelling of 312928416313 in words is "three hundred twelve billion, nine hundred twenty-eight million, four hundred sixteen thousand, three hundred thirteen".