265068864 has 42 divisors (see below), whose sum is σ = 759773690. Its totient is φ = 88356096.

The previous prime is 265068863. The next prime is 265068877. The reversal of 265068864 is 468860562.

265068864 is a `hidden beast` number, since 2 + 6 + 506 + 88 + 64 = 666.

It can be written as a sum of positive squares in only one way, i.e., 249387264 + 15681600 = 15792^2 + 3960^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265068863) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 229519 + ... + 230670.

Almost surely, 2^265068864 is an apocalyptic number.

265068864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

265068864 is an abundant number, since it is smaller than the sum of its proper divisors (494704826).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

265068864 is a wasteful number, since it uses less digits than its factorization.

265068864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460207 (or 460194 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The square root of 265068864 is about 16280.9355996515. The cubic root of 265068864 is about 642.3714623233.

The spelling of 265068864 in words is "two hundred sixty-five million, sixty-eight thousand, eight hundred sixty-four".