680598012317 has 2 divisors, whose sum is σ = 680598012318. Its totient is φ = 680598012316.

The previous prime is 680598012307. The next prime is 680598012373. The reversal of 680598012317 is 713210895086.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 363824906041 + 316773106276 = 603179^2 + 562826^2 .

It is a cyclic number.

It is not a de Polignac number, because 680598012317 - 2¹² = 680598008221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (680598012307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340299006158 + 340299006159.

It is an arithmetic number, because the mean of its divisors is an integer number (340299006159).

Almost surely, 2^680598012317 is an apocalyptic number.

It is an amenable number.

680598012317 is a deficient number, since it is larger than the sum of its proper divisors (1).

680598012317 is an equidigital number, since it uses as much as digits as its factorization.

680598012317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 50.

The spelling of 680598012317 in words is "six hundred eighty billion, five hundred ninety-eight million, twelve thousand, three hundred seventeen".