663160255 has 8 divisors (see below), whose sum is σ = 823233600. Its totient is φ = 512234016.

The previous prime is 663160241. The next prime is 663160261. The reversal of 663160255 is 552061366.

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 663160255 - 2²¹ = 661063103 is a prime.

It is a super-4 number, since 4×663160255⁴ (a number of 36 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 663160255.

It is a congruent number.

It is an unprimeable number.

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, 2286615 + ... + 2286904.

It is an arithmetic number, because the mean of its divisors is an integer number (102904200).

Almost surely, 2^663160255 is an apocalyptic number.

663160255 is a deficient number, since it is larger than the sum of its proper divisors (160073345).

663160255 is a wasteful number, since it uses less digits than its factorization.

663160255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4573553.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 663160255 is about 25751.8980853839. The cubic root of 663160255 is about 872.0462053449.

The spelling of 663160255 in words is "six hundred sixty-three million, one hundred sixty thousand, two hundred fifty-five".