6664133259 has 24 divisors (see below), whose sum is σ = 11019119072. Its totient is φ = 3801841920.

The previous prime is 6664133251. The next prime is 6664133279. The reversal of 6664133259 is 9523314666.

It is not a de Polignac number, because 6664133259 - 2³ = 6664133251 is a prime.

It is a super-2 number, since 2×6664133259² = 88821344187419922162, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6664133251) 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 in 23 ways as a sum of consecutive naturals, for example, 47662 + ... + 124899.

Almost surely, 2^6664133259 is an apocalyptic number.

6664133259 is a deficient number, since it is larger than the sum of its proper divisors (4354985813).

6664133259 is a wasteful number, since it uses less digits than its factorization.

6664133259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173187 (or 173184 counting only the distinct ones).

The product of its digits is 699840, while the sum is 45.

The square root of 6664133259 is about 81634.1427283952. The cubic root of 6664133259 is about 1881.8336247681.

The spelling of 6664133259 in words is "six billion, six hundred sixty-four million, one hundred thirty-three thousand, two hundred fifty-nine".