811116896 has 48 divisors (see below), whose sum is σ = 1694649600. Its totient is φ = 381330048.

The previous prime is 811116893. The next prime is 811116907. The reversal of 811116896 is 698611118.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (811116893) 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, 34085 + ... + 52763.

It is an arithmetic number, because the mean of its divisors is an integer number (35305200).

Almost surely, 2^811116896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 811116896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (847324800).

811116896 is an abundant number, since it is smaller than the sum of its proper divisors (883532704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

811116896 is a wasteful number, since it uses less digits than its factorization.

811116896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18771 (or 18763 counting only the distinct ones).

The product of its digits is 20736, while the sum is 41.

The square root of 811116896 is about 28480.1140447155. The cubic root of 811116896 is about 932.5980063120.

The spelling of 811116896 in words is "eight hundred eleven million, one hundred sixteen thousand, eight hundred ninety-six".