323402321055 has 48 divisors (see below), whose sum is σ = 571903349472. Its totient is φ = 155934662400.

The previous prime is 323402321051. The next prime is 323402321057. The reversal of 323402321055 is 550123204323.

It is not a de Polignac number, because 323402321055 - 2² = 323402321051 is a prime.

It is a super-2 number, since 2×323402321055² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323402321051) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 163704 + ... + 820733.

It is an arithmetic number, because the mean of its divisors is an integer number (11914653114).

Almost surely, 2^323402321055 is an apocalyptic number.

323402321055 is a deficient number, since it is larger than the sum of its proper divisors (248501028417).

323402321055 is a wasteful number, since it uses less digits than its factorization.

323402321055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984648 (or 984637 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 323402321055 its reverse (550123204323), we get a palindrome (873525525378).

The spelling of 323402321055 in words is "three hundred twenty-three billion, four hundred two million, three hundred twenty-one thousand, fifty-five".