6664356326 has 16 divisors (see below), whose sum is σ = 10107290160. Its totient is φ = 3295336800.

The previous prime is 6664356301. The next prime is 6664356331. The reversal of 6664356326 is 6236534666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158345 + ... + 195963.

It is an arithmetic number, because the mean of its divisors is an integer number (631705635).

Almost surely, 2^6664356326 is an apocalyptic number.

6664356326 is a deficient number, since it is larger than the sum of its proper divisors (3442933834).

6664356326 is a wasteful number, since it uses less digits than its factorization.

6664356326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38599.

The product of its digits is 2799360, while the sum is 47.

The square root of 6664356326 is about 81635.5089774052. The cubic root of 6664356326 is about 1881.8546212619.

The spelling of 6664356326 in words is "six billion, six hundred sixty-four million, three hundred fifty-six thousand, three hundred twenty-six".