255653017 has 8 divisors (see below), whose sum is σ = 268670336. Its totient is φ = 242957232.

The previous prime is 255652997. The next prime is 255653023. The reversal of 255653017 is 710356552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255653017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255653087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78753 + ... + 81934.

It is an arithmetic number, because the mean of its divisors is an integer number (33583792).

Almost surely, 2^255653017 is an apocalyptic number.

It is an amenable number.

255653017 is a deficient number, since it is larger than the sum of its proper divisors (13017319).

255653017 is a wasteful number, since it uses less digits than its factorization.

255653017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160767.

The product of its (nonzero) digits is 31500, while the sum is 34.

The square root of 255653017 is about 15989.1531045268. The cubic root of 255653017 is about 634.6734154648.

It can be divided in two parts, 25565 and 3017, that added together give a palindrome (28582).

The spelling of 255653017 in words is "two hundred fifty-five million, six hundred fifty-three thousand, seventeen".