800163265 has 16 divisors (see below), whose sum is σ = 1050920640. Its totient is φ = 580029120.

The previous prime is 800163263. The next prime is 800163269. The reversal of 800163265 is 562361008.

800163265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 800163265 - 2¹ = 800163263 is a prime.

It is a super-2 number, since 2×800163265² = 1280522501310920450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (800163263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6810 + ... + 40579.

It is an arithmetic number, because the mean of its divisors is an integer number (65682540).

Almost surely, 2^800163265 is an apocalyptic number.

It is an amenable number.

800163265 is a deficient number, since it is larger than the sum of its proper divisors (250757375).

800163265 is a wasteful number, since it uses less digits than its factorization.

800163265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47712.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 800163265 is about 28287.1572449407. The cubic root of 800163265 is about 928.3809131772.

The spelling of 800163265 in words is "eight hundred million, one hundred sixty-three thousand, two hundred sixty-five".