255270265 has 4 divisors (see below), whose sum is σ = 306324324. Its totient is φ = 204216208.

The previous prime is 255270259. The next prime is 255270293. The reversal of 255270265 is 562072552.

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

It can be written as a sum of positive squares in 2 ways, for example, as 185313769 + 69956496 = 13613^2 + 8364^2 .

It is a cyclic number.

It is not a de Polignac number, because 255270265 - 2⁵ = 255270233 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 255270265.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25527022 + ... + 25527031.

It is an arithmetic number, because the mean of its divisors is an integer number (76581081).

Almost surely, 2^255270265 is an apocalyptic number.

It is an amenable number.

255270265 is a deficient number, since it is larger than the sum of its proper divisors (51054059).

255270265 is an equidigital number, since it uses as much as digits as its factorization.

255270265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51054058.

The product of its (nonzero) digits is 42000, while the sum is 34.

The square root of 255270265 is about 15977.1795070344. The cubic root of 255270265 is about 634.3565226000.

The spelling of 255270265 in words is "two hundred fifty-five million, two hundred seventy thousand, two hundred sixty-five".