323405313255 has 32 divisors (see below), whose sum is σ = 574969360320. Its totient is φ = 172474859520.

The previous prime is 323405313251. The next prime is 323405313367. The reversal of 323405313255 is 552313504323.

323405313255 is a `hidden beast` number, since 3 + 2 + 3 + 40 + 531 + 32 + 55 = 666.

It is not a de Polignac number, because 323405313255 - 2² = 323405313251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323405313251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3938215 + ... + 4019495.

It is an arithmetic number, because the mean of its divisors is an integer number (17967792510).

Almost surely, 2^323405313255 is an apocalyptic number.

323405313255 is a deficient number, since it is larger than the sum of its proper divisors (251564047065).

323405313255 is a wasteful number, since it uses less digits than its factorization.

323405313255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110768 (or 110762 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 36.

Adding to 323405313255 its reverse (552313504323), we get a palindrome (875718817578).

The spelling of 323405313255 in words is "three hundred twenty-three billion, four hundred five million, three hundred thirteen thousand, two hundred fifty-five".