811366268 has 6 divisors (see below), whose sum is σ = 1419890976. Its totient is φ = 405683132.

The previous prime is 811366249. The next prime is 811366271. The reversal of 811366268 is 862663118.

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 as a sum of consecutive naturals, namely, 101420780 + ... + 101420787.

It is an arithmetic number, because the mean of its divisors is an integer number (236648496).

Almost surely, 2^811366268 is an apocalyptic number.

It is an amenable number.

811366268 is a deficient number, since it is larger than the sum of its proper divisors (608524708).

811366268 is a wasteful number, since it uses less digits than its factorization.

811366268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202841571 (or 202841569 counting only the distinct ones).

The product of its digits is 82944, while the sum is 41.

The square root of 811366268 is about 28484.4917104027. The cubic root of 811366268 is about 932.6935700143.

The spelling of 811366268 in words is "eight hundred eleven million, three hundred sixty-six thousand, two hundred sixty-eight".