6456242659 has 2 divisors, whose sum is σ = 6456242660. Its totient is φ = 6456242658.

The previous prime is 6456242633. The next prime is 6456242699. The reversal of 6456242659 is 9562426546.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6456242659 is a prime.

It is not a weakly prime, because it can be changed into another prime (6456242629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3228121329 + 3228121330.

It is an arithmetic number, because the mean of its divisors is an integer number (3228121330).

Almost surely, 2^6456242659 is an apocalyptic number.

6456242659 is a deficient number, since it is larger than the sum of its proper divisors (1).

6456242659 is an equidigital number, since it uses as much as digits as its factorization.

6456242659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3110400, while the sum is 49.

The square root of 6456242659 is about 80350.7477189852. The cubic root of 6456242659 is about 1862.0583313425.

The spelling of 6456242659 in words is "six billion, four hundred fifty-six million, two hundred forty-two thousand, six hundred fifty-nine".