265113855 has 12 divisors (see below), whose sum is σ = 459530760. Its totient is φ = 141394032.

The previous prime is 265113851. The next prime is 265113883. The reversal of 265113855 is 558311562.

It is a happy number.

265113855 is a `hidden beast` number, since 265 + 11 + 385 + 5 = 666.

It is not a de Polignac number, because 265113855 - 2² = 265113851 is a prime.

It is a super-2 number, since 2×265113855² = 140570712225922050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265113851) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2945665 + ... + 2945754.

It is an arithmetic number, because the mean of its divisors is an integer number (38294230).

Almost surely, 2^265113855 is an apocalyptic number.

265113855 is a deficient number, since it is larger than the sum of its proper divisors (194416905).

265113855 is a wasteful number, since it uses less digits than its factorization.

265113855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5891430 (or 5891427 counting only the distinct ones).

The product of its digits is 36000, while the sum is 36.

The square root of 265113855 is about 16282.3172490896. The cubic root of 265113855 is about 642.4078041994.

The spelling of 265113855 in words is "two hundred sixty-five million, one hundred thirteen thousand, eight hundred fifty-five".