255246663 has 32 divisors (see below), whose sum is σ = 410812416. Its totient is φ = 137811168.

The previous prime is 255246647. The next prime is 255246679. The reversal of 255246663 is 366642552.

It is an interprime number because it is at equal distance from previous prime (255246647) and next prime (255246679).

It is not a de Polignac number, because 255246663 - 2⁴ = 255246647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255246643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36906 + ... + 43272.

It is an arithmetic number, because the mean of its divisors is an integer number (12837888).

Almost surely, 2^255246663 is an apocalyptic number.

255246663 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

255246663 is a deficient number, since it is larger than the sum of its proper divisors (155565753).

255246663 is a wasteful number, since it uses less digits than its factorization.

255246663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6483.

The product of its digits is 259200, while the sum is 39.

The square root of 255246663 is about 15976.4408739869. The cubic root of 255246663 is about 634.3369713685.

The spelling of 255246663 in words is "two hundred fifty-five million, two hundred forty-six thousand, six hundred sixty-three".