260926655 has 16 divisors (see below), whose sum is σ = 341895168. Its totient is φ = 189588000.

The previous prime is 260926643. The next prime is 260926691. The reversal of 260926655 is 556629062.

It is not a de Polignac number, because 260926655 - 2⁸ = 260926399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99410 + ... + 102000.

It is an arithmetic number, because the mean of its divisors is an integer number (21368448).

Almost surely, 2^260926655 is an apocalyptic number.

260926655 is a deficient number, since it is larger than the sum of its proper divisors (80968513).

260926655 is a wasteful number, since it uses less digits than its factorization.

260926655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4438.

The product of its (nonzero) digits is 194400, while the sum is 41.

The square root of 260926655 is about 16153.2242911439. The cubic root of 260926655 is about 639.0077846301.

The spelling of 260926655 in words is "two hundred sixty million, nine hundred twenty-six thousand, six hundred fifty-five".