568773666406697 has 2 divisors, whose sum is σ = 568773666406698. Its totient is φ = 568773666406696.

The previous prime is 568773666406679. The next prime is 568773666406723. The reversal of 568773666406697 is 796604666377865.

Together with previous prime (568773666406679) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 524715255608896 + 44058410797801 = 22906664^2 + 6637651^2 .

It is a cyclic number.

It is not a de Polignac number, because 568773666406697 - 2⁸ = 568773666406441 is a prime.

It is not a weakly prime, because it can be changed into another prime (568773666406657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 284386833203348 + 284386833203349.

It is an arithmetic number, because the mean of its divisors is an integer number (284386833203349).

Almost surely, 2^{568773666406697} is an apocalyptic number.

It is an amenable number.

568773666406697 is a deficient number, since it is larger than the sum of its proper divisors (1).

568773666406697 is an equidigital number, since it uses as much as digits as its factorization.

568773666406697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69132994560, while the sum is 86.

The spelling of 568773666406697 in words is "five hundred sixty-eight trillion, seven hundred seventy-three billion, six hundred sixty-six million, four hundred six thousand, six hundred ninety-seven".