265065516 has 36 divisors (see below), whose sum is σ = 670761000. Its totient is φ = 88258368.

The previous prime is 265065497. The next prime is 265065517. The reversal of 265065516 is 615560562.

It is a happy number.

265065516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (265065517) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34255 + ... + 41273.

It is an arithmetic number, because the mean of its divisors is an integer number (18632250).

Almost surely, 2^265065516 is an apocalyptic number.

It is an amenable number.

265065516 is an abundant number, since it is smaller than the sum of its proper divisors (405695484).

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

265065516 is a wasteful number, since it uses less digits than its factorization.

265065516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8078 (or 8073 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 265065516 is about 16280.8327796830. The cubic root of 265065516 is about 642.3687577825.

The spelling of 265065516 in words is "two hundred sixty-five million, sixty-five thousand, five hundred sixteen".