323996259427 has 4 divisors (see below), whose sum is σ = 324005211216. Its totient is φ = 323987307640.

The previous prime is 323996259421. The next prime is 323996259443. The reversal of 323996259427 is 724952699323.

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 323996259427 - 2⁷ = 323996259299 is a prime.

It is a super-2 number, since 2×323996259427² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323996259421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4421383 + ... + 4494064.

It is an arithmetic number, because the mean of its divisors is an integer number (81001302804).

Almost surely, 2^323996259427 is an apocalyptic number.

323996259427 is a deficient number, since it is larger than the sum of its proper divisors (8951789).

323996259427 is an equidigital number, since it uses as much as digits as its factorization.

323996259427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8951788.

The product of its digits is 44089920, while the sum is 61.

The spelling of 323996259427 in words is "three hundred twenty-three billion, nine hundred ninety-six million, two hundred fifty-nine thousand, four hundred twenty-seven".