676722263213 has 2 divisors, whose sum is σ = 676722263214. Its totient is φ = 676722263212.

The previous prime is 676722263179. The next prime is 676722263233. The reversal of 676722263213 is 312362227676.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 538811785444 + 137910477769 = 734038^2 + 371363^2 .

It is a cyclic number.

It is not a de Polignac number, because 676722263213 - 2²⁴ = 676705485997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (676722263233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338361131606 + 338361131607.

It is an arithmetic number, because the mean of its divisors is an integer number (338361131607).

Almost surely, 2^676722263213 is an apocalyptic number.

It is an amenable number.

676722263213 is a deficient number, since it is larger than the sum of its proper divisors (1).

676722263213 is an equidigital number, since it uses as much as digits as its factorization.

676722263213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1524096, while the sum is 47.

The spelling of 676722263213 in words is "six hundred seventy-six billion, seven hundred twenty-two million, two hundred sixty-three thousand, two hundred thirteen".