811434896 has 10 divisors (see below), whose sum is σ = 1572155142. Its totient is φ = 405717440.

The previous prime is 811434859. The next prime is 811434959. The reversal of 811434896 is 698434118.

It can be written as a sum of positive squares in only one way, i.e., 700343296 + 111091600 = 26464^2 + 10540^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25357325 + ... + 25357356.

Almost surely, 2^811434896 is an apocalyptic number.

It is an amenable number.

811434896 is a deficient number, since it is larger than the sum of its proper divisors (760720246).

811434896 is a wasteful number, since it uses less digits than its factorization.

811434896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50714689 (or 50714683 counting only the distinct ones).

The product of its digits is 165888, while the sum is 44.

The square root of 811434896 is about 28485.6963404443. The cubic root of 811434896 is about 932.7198660256.

The spelling of 811434896 in words is "eight hundred eleven million, four hundred thirty-four thousand, eight hundred ninety-six".