8991303344 has 20 divisors (see below), whose sum is σ = 17430968424. Its totient is φ = 4492988928.

The previous prime is 8991303337. The next prime is 8991303379. The reversal of 8991303344 is 4433031998.

8991303344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 8991303295 and 8991303304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138422 + ... + 192725.

Almost surely, 2^8991303344 is an apocalyptic number.

It is an amenable number.

8991303344 is a deficient number, since it is larger than the sum of its proper divisors (8439665080).

8991303344 is a wasteful number, since it uses less digits than its factorization.

8991303344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332852 (or 332846 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 44.

The square root of 8991303344 is about 94822.4833254224. The cubic root of 8991303344 is about 2079.4136155231.

The spelling of 8991303344 in words is "eight billion, nine hundred ninety-one million, three hundred three thousand, three hundred forty-four".