613568255 has 8 divisors (see below), whose sum is σ = 736435392. Its totient is φ = 490752288.

The previous prime is 613568243. The next prime is 613568257. The reversal of 613568255 is 552865316.

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

It is a cyclic number.

It is not a de Polignac number, because 613568255 - 2²² = 609373951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613568257) 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, 22394 + ... + 41576.

It is an arithmetic number, because the mean of its divisors is an integer number (92054424).

Almost surely, 2^613568255 is an apocalyptic number.

613568255 is a deficient number, since it is larger than the sum of its proper divisors (122867137).

613568255 is a wasteful number, since it uses less digits than its factorization.

613568255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25585.

The product of its digits is 216000, while the sum is 41.

The square root of 613568255 is about 24770.3099496151. The cubic root of 613568255 is about 849.7430619023.

The spelling of 613568255 in words is "six hundred thirteen million, five hundred sixty-eight thousand, two hundred fifty-five".