3268344509 has 2 divisors, whose sum is σ = 3268344510. Its totient is φ = 3268344508.

The previous prime is 3268344467. The next prime is 3268344581. The reversal of 3268344509 is 9054438623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1992283225 + 1276061284 = 44635^2 + 35722^2 .

It is a cyclic number.

It is not a de Polignac number, because 3268344509 - 2⁸ = 3268344253 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3268344509.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3268364509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1634172254 + 1634172255.

It is an arithmetic number, because the mean of its divisors is an integer number (1634172255).

Almost surely, 2^3268344509 is an apocalyptic number.

It is an amenable number.

3268344509 is a deficient number, since it is larger than the sum of its proper divisors (1).

3268344509 is an equidigital number, since it uses as much as digits as its factorization.

3268344509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 44.

The square root of 3268344509 is about 57169.4368434743. The cubic root of 3268344509 is about 1484.0297575241.

The spelling of 3268344509 in words is "three billion, two hundred sixty-eight million, three hundred forty-four thousand, five hundred nine".