80268818 has 16 divisors (see below), whose sum is σ = 140201280. Its totient is φ = 33751536.

The previous prime is 80268817. The next prime is 80268821. The reversal of 80268818 is 81886208.

It is not an unprimeable number, because it can be changed into a prime (80268817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53348 + ... + 54831.

It is an arithmetic number, because the mean of its divisors is an integer number (8762580).

Almost surely, 2^80268818 is an apocalyptic number.

80268818 is a deficient number, since it is larger than the sum of its proper divisors (59932462).

80268818 is a wasteful number, since it uses less digits than its factorization.

80268818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108241.

The product of its (nonzero) digits is 49152, while the sum is 41.

The square root of 80268818 is about 8959.2866903565. The cubic root of 80268818 is about 431.3690241234.

The spelling of 80268818 in words is "eighty million, two hundred sixty-eight thousand, eight hundred eighteen".