260555165 has 16 divisors (see below), whose sum is σ = 339873408. Its totient is φ = 190606656.

The previous prime is 260555143. The next prime is 260555203. The reversal of 260555165 is 561555062.

It is a cyclic number.

It is not a de Polignac number, because 260555165 - 2⁶ = 260555101 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 11777 + ... + 25686.

It is an arithmetic number, because the mean of its divisors is an integer number (21242088).

Almost surely, 2^260555165 is an apocalyptic number.

It is an amenable number.

260555165 is a deficient number, since it is larger than the sum of its proper divisors (79318243).

260555165 is a wasteful number, since it uses less digits than its factorization.

260555165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37588.

The product of its (nonzero) digits is 45000, while the sum is 35.

The square root of 260555165 is about 16141.7212527041. The cubic root of 260555165 is about 638.7043816824.

The spelling of 260555165 in words is "two hundred sixty million, five hundred fifty-five thousand, one hundred sixty-five".