296981719693 has 2 divisors, whose sum is σ = 296981719694. Its totient is φ = 296981719692.

The previous prime is 296981719681. The next prime is 296981719711. The reversal of 296981719693 is 396917189692.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 190233800964 + 106747918729 = 436158^2 + 326723^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-296981719693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (296981719193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 148490859846 + 148490859847.

It is an arithmetic number, because the mean of its divisors is an integer number (148490859847).

Almost surely, 2^296981719693 is an apocalyptic number.

It is an amenable number.

296981719693 is a deficient number, since it is larger than the sum of its proper divisors (1).

296981719693 is an equidigital number, since it uses as much as digits as its factorization.

296981719693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 79361856, while the sum is 70.

The spelling of 296981719693 in words is "two hundred ninety-six billion, nine hundred eighty-one million, seven hundred nineteen thousand, six hundred ninety-three".