296981717693 has 2 divisors, whose sum is σ = 296981717694. Its totient is φ = 296981717692.

The previous prime is 296981717581. The next prime is 296981717807. The reversal of 296981717693 is 396717189692.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 295617301849 + 1364415844 = 543707^2 + 36938^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-296981717693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (296981719693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 148490858846 + 148490858847.

It is an arithmetic number, because the mean of its divisors is an integer number (148490858847).

Almost surely, 2^296981717693 is an apocalyptic number.

It is an amenable number.

296981717693 is a deficient number, since it is larger than the sum of its proper divisors (1).

296981717693 is an equidigital number, since it uses as much as digits as its factorization.

296981717693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61725888, while the sum is 68.

The spelling of 296981717693 in words is "two hundred ninety-six billion, nine hundred eighty-one million, seven hundred seventeen thousand, six hundred ninety-three".