260065164 has 12 divisors (see below), whose sum is σ = 606818744. Its totient is φ = 86688384.

The previous prime is 260065159. The next prime is 260065177. The reversal of 260065164 is 461560062.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10836037 + ... + 10836060.

Almost surely, 2^260065164 is an apocalyptic number.

It is an amenable number.

260065164 is an abundant number, since it is smaller than the sum of its proper divisors (346753580).

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

260065164 is a wasteful number, since it uses less digits than its factorization.

260065164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21672104 (or 21672102 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 260065164 is about 16126.5360198649. The cubic root of 260065164 is about 638.3037471640.

The spelling of 260065164 in words is "two hundred sixty million, sixty-five thousand, one hundred sixty-four".