255135065 has 16 divisors (see below), whose sum is σ = 324777600. Its totient is φ = 191742720.

The previous prime is 255135043. The next prime is 255135071. The reversal of 255135065 is 560531552.

It is not a de Polignac number, because 255135065 - 2⁸ = 255134809 is a prime.

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, 48410 + ... + 53420.

It is an arithmetic number, because the mean of its divisors is an integer number (20298600).

Almost surely, 2^255135065 is an apocalyptic number.

It is an amenable number.

255135065 is a deficient number, since it is larger than the sum of its proper divisors (69642535).

255135065 is a wasteful number, since it uses less digits than its factorization.

255135065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5632.

The product of its (nonzero) digits is 22500, while the sum is 32.

The square root of 255135065 is about 15972.9479120167. The cubic root of 255135065 is about 634.2445104055.

The spelling of 255135065 in words is "two hundred fifty-five million, one hundred thirty-five thousand, sixty-five".