265245255 has 24 divisors (see below), whose sum is σ = 501555600. Its totient is φ = 128603520.

The previous prime is 265245251. The next prime is 265245283. The reversal of 265245255 is 552542562.

It is not a de Polignac number, because 265245255 - 2² = 265245251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265245251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 267430 + ... + 268419.

It is an arithmetic number, because the mean of its divisors is an integer number (20898150).

Almost surely, 2^265245255 is an apocalyptic number.

265245255 is a deficient number, since it is larger than the sum of its proper divisors (236310345).

265245255 is a wasteful number, since it uses less digits than its factorization.

265245255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535871 (or 535868 counting only the distinct ones).

The product of its digits is 120000, while the sum is 36.

The square root of 265245255 is about 16286.3518014318. The cubic root of 265245255 is about 642.5139201716.

The spelling of 265245255 in words is "two hundred sixty-five million, two hundred forty-five thousand, two hundred fifty-five".