8117716834 has 16 divisors (see below), whose sum is σ = 12342932280. Its totient is φ = 4003705600.

The previous prime is 8117716793. The next prime is 8117716847. The reversal of 8117716834 is 4386177118.

It can be written as a sum of positive squares in 4 ways, for example, as 8028697609 + 89019225 = 89603^2 + 9435^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20359 + ... + 129034.

Almost surely, 2^8117716834 is an apocalyptic number.

8117716834 is a deficient number, since it is larger than the sum of its proper divisors (4225215446).

8117716834 is a wasteful number, since it uses less digits than its factorization.

8117716834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149765.

The product of its digits is 225792, while the sum is 46.

The square root of 8117716834 is about 90098.3730929699. The cubic root of 8117716834 is about 2009.7620102208.

The spelling of 8117716834 in words is "eight billion, one hundred seventeen million, seven hundred sixteen thousand, eight hundred thirty-four".