766460855317 has 2 divisors, whose sum is σ = 766460855318. Its totient is φ = 766460855316.

The previous prime is 766460855257. The next prime is 766460855333. The reversal of 766460855317 is 713558064667.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 425154857521 + 341305997796 = 652039^2 + 584214^2 .

It is a cyclic number.

It is not a de Polignac number, because 766460855317 - 2¹¹ = 766460853269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (766460855117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383230427658 + 383230427659.

It is an arithmetic number, because the mean of its divisors is an integer number (383230427659).

Almost surely, 2^766460855317 is an apocalyptic number.

It is an amenable number.

766460855317 is a deficient number, since it is larger than the sum of its proper divisors (1).

766460855317 is an equidigital number, since it uses as much as digits as its factorization.

766460855317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25401600, while the sum is 58.

The spelling of 766460855317 in words is "seven hundred sixty-six billion, four hundred sixty million, eight hundred fifty-five thousand, three hundred seventeen".