763983666613 has 2 divisors, whose sum is σ = 763983666614. Its totient is φ = 763983666612.

The previous prime is 763983666601. The next prime is 763983666629. The reversal of 763983666613 is 316666389367.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 517791058929 + 246192607684 = 719577^2 + 496178^2 .

It is an emirp because it is prime and its reverse (316666389367) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 763983666613 - 2¹³ = 763983658421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (763983660613) 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, 381991833306 + 381991833307.

It is an arithmetic number, because the mean of its divisors is an integer number (381991833307).

Almost surely, 2^763983666613 is an apocalyptic number.

It is an amenable number.

763983666613 is a deficient number, since it is larger than the sum of its proper divisors (1).

763983666613 is an equidigital number, since it uses as much as digits as its factorization.

763983666613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105815808, while the sum is 64.

The spelling of 763983666613 in words is "seven hundred sixty-three billion, nine hundred eighty-three million, six hundred sixty-six thousand, six hundred thirteen".