8113494720 has 224 divisors, whose sum is σ = 27809464320. Its totient is φ = 1998008320.

The previous prime is 8113494707. The next prime is 8113494733. The reversal of 8113494720 is 274943118.

It is an interprime number because it is at equal distance from previous prime (8113494707) and next prime (8113494733).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 633985 + ... + 646655.

Almost surely, 2^8113494720 is an apocalyptic number.

8113494720 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8113494720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13904732160).

8113494720 is an abundant number, since it is smaller than the sum of its proper divisors (19695969600).

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

8113494720 is a wasteful number, since it uses less digits than its factorization.

8113494720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12743 (or 12733 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 8113494720 is about 90074.9394670904. The cubic root of 8113494720 is about 2009.4135166709.

The spelling of 8113494720 in words is "eight billion, one hundred thirteen million, four hundred ninety-four thousand, seven hundred twenty".