265140260 has 48 divisors (see below), whose sum is σ = 694189440. Its totient is φ = 82640640.

The previous prime is 265140257. The next prime is 265140283. The reversal of 265140260 is 62041562.

265140260 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84545 + ... + 87624.

It is an arithmetic number, because the mean of its divisors is an integer number (14462280).

Almost surely, 2^265140260 is an apocalyptic number.

265140260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

265140260 is an abundant number, since it is smaller than the sum of its proper divisors (429049180).

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

265140260 is a wasteful number, since it uses less digits than its factorization.

265140260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172196 (or 172194 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 265140260 is about 16283.1280778602. The cubic root of 265140260 is about 642.4291311559.

The spelling of 265140260 in words is "two hundred sixty-five million, one hundred forty thousand, two hundred sixty".