255523323 has 18 divisors (see below), whose sum is σ = 374932852. Its totient is φ = 154678040.

The previous prime is 255523313. The next prime is 255523393. The reversal of 255523323 is 323325552.

It is not a de Polignac number, because 255523323 - 2¹³ = 255515131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255523313) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 304138 + ... + 304976.

Almost surely, 2^255523323 is an apocalyptic number.

255523323 is a deficient number, since it is larger than the sum of its proper divisors (119409529).

255523323 is an frugal number, since it uses more digits than its factorization.

255523323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1703 (or 853 counting only the distinct ones).

The product of its digits is 27000, while the sum is 30.

The square root of 255523323 is about 15985.0969030532. The cubic root of 255523323 is about 634.5660730231.

Adding to 255523323 its reverse (323325552), we get a palindrome (578848875).

It can be divided in two parts, 2555 and 23323, that added together give a triangular number (25878 = T₂₂₇).

The spelling of 255523323 in words is "two hundred fifty-five million, five hundred twenty-three thousand, three hundred twenty-three".