682626869293 has 2 divisors, whose sum is σ = 682626869294. Its totient is φ = 682626869292.

The previous prime is 682626869279. The next prime is 682626869347. The reversal of 682626869293 is 392968626286.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 609214592484 + 73412276809 = 780522^2 + 270947^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-682626869293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (682626869273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341313434646 + 341313434647.

It is an arithmetic number, because the mean of its divisors is an integer number (341313434647).

Almost surely, 2^682626869293 is an apocalyptic number.

It is an amenable number.

682626869293 is a deficient number, since it is larger than the sum of its proper divisors (1).

682626869293 is an equidigital number, since it uses as much as digits as its factorization.

682626869293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161243136, while the sum is 67.

The spelling of 682626869293 in words is "six hundred eighty-two billion, six hundred twenty-six million, eight hundred sixty-nine thousand, two hundred ninety-three".