317945080549727 has 2 divisors, whose sum is σ = 317945080549728. Its totient is φ = 317945080549726.

The previous prime is 317945080549693. The next prime is 317945080549771. The reversal of 317945080549727 is 727945080549713.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 317945080549727 - 2¹⁶ = 317945080484191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (317945080449727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158972540274863 + 158972540274864.

It is an arithmetic number, because the mean of its divisors is an integer number (158972540274864).

Almost surely, 2^{317945080549727} is an apocalyptic number.

317945080549727 is a deficient number, since it is larger than the sum of its proper divisors (1).

317945080549727 is an equidigital number, since it uses as much as digits as its factorization.

317945080549727 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 533433600, while the sum is 71.

The spelling of 317945080549727 in words is "three hundred seventeen trillion, nine hundred forty-five billion, eighty million, five hundred forty-nine thousand, seven hundred twenty-seven".