312440285531459 has 2 divisors, whose sum is σ = 312440285531460. Its totient is φ = 312440285531458.

The previous prime is 312440285531417. The next prime is 312440285531537. The reversal of 312440285531459 is 954135582044213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312440285531459 - 2⁸ = 312440285531203 is a prime.

It is not a weakly prime, because it can be changed into another prime (312440285531359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156220142765729 + 156220142765730.

It is an arithmetic number, because the mean of its divisors is an integer number (156220142765730).

Almost surely, 2^{312440285531459} is an apocalyptic number.

312440285531459 is a deficient number, since it is larger than the sum of its proper divisors (1).

312440285531459 is an equidigital number, since it uses as much as digits as its factorization.

312440285531459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736000, while the sum is 56.

The spelling of 312440285531459 in words is "three hundred twelve trillion, four hundred forty billion, two hundred eighty-five million, five hundred thirty-one thousand, four hundred fifty-nine".