8133743808 has 84 divisors (see below), whose sum is σ = 23341111560. Its totient is φ = 2708084736.

The previous prime is 8133743753. The next prime is 8133743831. The reversal of 8133743808 is 8083473318.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 514648 + ... + 530216.

Almost surely, 2^8133743808 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 8133743808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11670555780).

8133743808 is an abundant number, since it is smaller than the sum of its proper divisors (15207367752).

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

8133743808 is a wasteful number, since it uses less digits than its factorization.

8133743808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16494 (or 16481 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The square root of 8133743808 is about 90187.2707647814. The cubic root of 8133743808 is about 2011.0837787869.

The spelling of 8133743808 in words is "eight billion, one hundred thirty-three million, seven hundred forty-three thousand, eight hundred eight".