2688341497 has 2 divisors, whose sum is σ = 2688341498. Its totient is φ = 2688341496.

The previous prime is 2688341479. The next prime is 2688341501. The reversal of 2688341497 is 7941438862.

Together with previous prime (2688341479) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1552044816 + 1136296681 = 39396^2 + 33709^2 .

It is a cyclic number.

It is not a de Polignac number, because 2688341497 - 2²⁷ = 2554123769 is a prime.

It is not a weakly prime, because it can be changed into another prime (2688341437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1344170748 + 1344170749.

It is an arithmetic number, because the mean of its divisors is an integer number (1344170749).

Almost surely, 2^2688341497 is an apocalyptic number.

It is an amenable number.

2688341497 is a deficient number, since it is larger than the sum of its proper divisors (1).

2688341497 is an equidigital number, since it uses as much as digits as its factorization.

2688341497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2322432, while the sum is 52.

The square root of 2688341497 is about 51849.2188658614. The cubic root of 2688341497 is about 1390.4695370421.

The spelling of 2688341497 in words is "two billion, six hundred eighty-eight million, three hundred forty-one thousand, four hundred ninety-seven".