265315255 has 4 divisors (see below), whose sum is σ = 318378312. Its totient is φ = 212252200.

The previous prime is 265315249. The next prime is 265315261. The reversal of 265315255 is 552513562.

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

It is an interprime number because it is at equal distance from previous prime (265315249) and next prime (265315261).

It is not a de Polignac number, because 265315255 - 2⁹ = 265314743 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 265315255.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 26531521 + ... + 26531530.

It is an arithmetic number, because the mean of its divisors is an integer number (79594578).

Almost surely, 2^265315255 is an apocalyptic number.

265315255 is a deficient number, since it is larger than the sum of its proper divisors (53063057).

265315255 is an equidigital number, since it uses as much as digits as its factorization.

265315255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53063056.

The product of its digits is 45000, while the sum is 34.

The square root of 265315255 is about 16288.5006983454. The cubic root of 265315255 is about 642.5704364431.

The spelling of 265315255 in words is "two hundred sixty-five million, three hundred fifteen thousand, two hundred fifty-five".