13032796657 has 2 divisors, whose sum is σ = 13032796658. Its totient is φ = 13032796656.

The previous prime is 13032796633. The next prime is 13032796669. The reversal of 13032796657 is 75669723031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12543104016 + 489692641 = 111996^2 + 22129^2 .

It is a cyclic number.

It is not a de Polignac number, because 13032796657 - 2⁷ = 13032796529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13032796657.

It is not a weakly prime, because it can be changed into another prime (13032796687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6516398328 + 6516398329.

It is an arithmetic number, because the mean of its divisors is an integer number (6516398329).

Almost surely, 2^13032796657 is an apocalyptic number.

It is an amenable number.

13032796657 is a deficient number, since it is larger than the sum of its proper divisors (1).

13032796657 is an equidigital number, since it uses as much as digits as its factorization.

13032796657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1428840, while the sum is 49.

The spelling of 13032796657 in words is "thirteen billion, thirty-two million, seven hundred ninety-six thousand, six hundred fifty-seven".