255416323 has 4 divisors (see below), whose sum is σ = 259013808. Its totient is φ = 251818840.

The previous prime is 255416309. The next prime is 255416341. The reversal of 255416323 is 323614552.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255416323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255416303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1798636 + ... + 1798777.

It is an arithmetic number, because the mean of its divisors is an integer number (64753452).

Almost surely, 2^255416323 is an apocalyptic number.

255416323 is a deficient number, since it is larger than the sum of its proper divisors (3597485).

255416323 is an equidigital number, since it uses as much as digits as its factorization.

255416323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3597484.

The product of its digits is 21600, while the sum is 31.

The square root of 255416323 is about 15981.7496851878. The cubic root of 255416323 is about 634.4774861332.

The spelling of 255416323 in words is "two hundred fifty-five million, four hundred sixteen thousand, three hundred twenty-three".