163040255 has 16 divisors (see below), whose sum is σ = 223879680. Its totient is φ = 111658272.

The previous prime is 163040239. The next prime is 163040281. The reversal of 163040255 is 552040361.

It is a cyclic number.

It is not a de Polignac number, because 163040255 - 2⁴ = 163040239 is a prime.

It is a congruent number.

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, 30686 + ... + 35604.

It is an arithmetic number, because the mean of its divisors is an integer number (13992480).

Almost surely, 2^163040255 is an apocalyptic number.

163040255 is a deficient number, since it is larger than the sum of its proper divisors (60839425).

163040255 is an equidigital number, since it uses as much as digits as its factorization.

163040255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5878.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 163040255 is about 12768.7217449516. The cubic root of 163040255 is about 546.3005217652.

The spelling of 163040255 in words is "one hundred sixty-three million, forty thousand, two hundred fifty-five".