323656990339 has 4 divisors (see below), whose sum is σ = 324148124520. Its totient is φ = 323165856160.

The previous prime is 323656990337. The next prime is 323656990367. The reversal of 323656990339 is 933099656323.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 323656990339 - 2¹ = 323656990337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323656990337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245566102 + ... + 245567419.

It is an arithmetic number, because the mean of its divisors is an integer number (81037031130).

Almost surely, 2^323656990339 is an apocalyptic number.

323656990339 is a deficient number, since it is larger than the sum of its proper divisors (491134181).

323656990339 is an equidigital number, since it uses as much as digits as its factorization.

323656990339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491134180.

The product of its (nonzero) digits is 21257640, while the sum is 58.

The spelling of 323656990339 in words is "three hundred twenty-three billion, six hundred fifty-six million, nine hundred ninety thousand, three hundred thirty-nine".