263043255 has 32 divisors (see below), whose sum is σ = 439870464. Its totient is φ = 134096256.

The previous prime is 263043247. The next prime is 263043281. The reversal of 263043255 is 552340362.

It is not a de Polignac number, because 263043255 - 2³ = 263043247 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25977 + ... + 34653.

It is an arithmetic number, because the mean of its divisors is an integer number (13745952).

Almost surely, 2^263043255 is an apocalyptic number.

263043255 is a deficient number, since it is larger than the sum of its proper divisors (176827209).

263043255 is a wasteful number, since it uses less digits than its factorization.

263043255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8775.

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

The square root of 263043255 is about 16218.6082941786. The cubic root of 263043255 is about 640.7309803803.

The spelling of 263043255 in words is "two hundred sixty-three million, forty-three thousand, two hundred fifty-five".