312336425257 has 2 divisors, whose sum is σ = 312336425258. Its totient is φ = 312336425256.

The previous prime is 312336425221. The next prime is 312336425273. The reversal of 312336425257 is 752524633213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 179283649561 + 133052775696 = 423419^2 + 364764^2 .

It is a cyclic number.

It is not a de Polignac number, because 312336425257 - 2²³ = 312328036649 is a prime.

It is not a weakly prime, because it can be changed into another prime (312336426257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156168212628 + 156168212629.

It is an arithmetic number, because the mean of its divisors is an integer number (156168212629).

Almost surely, 2^312336425257 is an apocalyptic number.

It is an amenable number.

312336425257 is a deficient number, since it is larger than the sum of its proper divisors (1).

312336425257 is an equidigital number, since it uses as much as digits as its factorization.

312336425257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 907200, while the sum is 43.

The spelling of 312336425257 in words is "three hundred twelve billion, three hundred thirty-six million, four hundred twenty-five thousand, two hundred fifty-seven".