568648184331649 has 2 divisors, whose sum is σ = 568648184331650. Its totient is φ = 568648184331648.

The previous prime is 568648184331583. The next prime is 568648184331697. The reversal of 568648184331649 is 946133481846865.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 564169712594049 + 4478471737600 = 23752257^2 + 2116240^2 .

It is a cyclic number.

It is not a de Polignac number, because 568648184331649 - 2³⁵ = 568613824593281 is a prime.

It is not a weakly prime, because it can be changed into another prime (568648184334649) 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, 284324092165824 + 284324092165825.

It is an arithmetic number, because the mean of its divisors is an integer number (284324092165825).

Almost surely, 2^{568648184331649} is an apocalyptic number.

It is an amenable number.

568648184331649 is a deficient number, since it is larger than the sum of its proper divisors (1).

568648184331649 is an equidigital number, since it uses as much as digits as its factorization.

568648184331649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2866544640, while the sum is 76.

The spelling of 568648184331649 in words is "five hundred sixty-eight trillion, six hundred forty-eight billion, one hundred eighty-four million, three hundred thirty-one thousand, six hundred forty-nine".