679882010572697 has 2 divisors, whose sum is σ = 679882010572698. Its totient is φ = 679882010572696.

The previous prime is 679882010572693. The next prime is 679882010572811. The reversal of 679882010572697 is 796275010288976.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 481569682532416 + 198312328040281 = 21944696^2 + 14082341^2 .

It is a cyclic number.

It is not a de Polignac number, because 679882010572697 - 2² = 679882010572693 is a prime.

It is not a weakly prime, because it can be changed into another prime (679882010572693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339941005286348 + 339941005286349.

It is an arithmetic number, because the mean of its divisors is an integer number (339941005286349).

Almost surely, 2^{679882010572697} is an apocalyptic number.

It is an amenable number.

679882010572697 is a deficient number, since it is larger than the sum of its proper divisors (1).

679882010572697 is an equidigital number, since it uses as much as digits as its factorization.

679882010572697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1280240640, while the sum is 77.

The spelling of 679882010572697 in words is "six hundred seventy-nine trillion, eight hundred eighty-two billion, ten million, five hundred seventy-two thousand, six hundred ninety-seven".