265257255 has 16 divisors (see below), whose sum is σ = 435883104. Its totient is φ = 137646720.

The previous prime is 265257241. The next prime is 265257259. The reversal of 265257255 is 552752562.

It is not a de Polignac number, because 265257255 - 2⁶ = 265257191 is a prime.

It is a super-2 number, since 2×265257255² = 140722822660270050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265257259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238416 + ... + 239525.

It is an arithmetic number, because the mean of its divisors is an integer number (27242694).

Almost surely, 2^265257255 is an apocalyptic number.

265257255 is a deficient number, since it is larger than the sum of its proper divisors (170625849).

265257255 is a wasteful number, since it uses less digits than its factorization.

265257255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477986.

The product of its digits is 210000, while the sum is 39.

The square root of 265257255 is about 16286.7202038962. The cubic root of 265257255 is about 642.5236093814.

The spelling of 265257255 in words is "two hundred sixty-five million, two hundred fifty-seven thousand, two hundred fifty-five".