323404404323 has 64 divisors (see below), whose sum is σ = 440158924800. Its totient is φ = 229443701760.

The previous prime is 323404404317. The next prime is 323404404353.

323404404323 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 323404404323 - 2⁴ = 323404404307 is a prime.

It is a super-2 number, since 2×323404404323² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 323404404323.

It is not an unprimeable number, because it can be changed into a prime (323404404353) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 135144815 + ... + 135147207.

It is an arithmetic number, because the mean of its divisors is an integer number (6877483200).

Almost surely, 2^323404404323 is an apocalyptic number.

323404404323 is a deficient number, since it is larger than the sum of its proper divisors (116754520477).

323404404323 is a wasteful number, since it uses less digits than its factorization.

323404404323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4212.

The product of its (nonzero) digits is 82944, while the sum is 32.

It can be divided in two parts, 323404 and 404323, that added together give a palindrome (727727).

The spelling of 323404404323 in words is "three hundred twenty-three billion, four hundred four million, four hundred four thousand, three hundred twenty-three".