8897644446 has 16 divisors (see below), whose sum is σ = 17802350208. Its totient is φ = 2964704600.

The previous prime is 8897644423. The next prime is 8897644451. The reversal of 8897644446 is 6444467988.

8897644446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 8897644446.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 277770 + ... + 308141.

It is an arithmetic number, because the mean of its divisors is an integer number (1112646888).

Almost surely, 2^8897644446 is an apocalyptic number.

8897644446 is an abundant number, since it is smaller than the sum of its proper divisors (8904705762).

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

8897644446 is a wasteful number, since it uses less digits than its factorization.

8897644446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588447.

The product of its digits is 37158912, while the sum is 60.

The square root of 8897644446 is about 94327.3260831664. The cubic root of 8897644446 is about 2072.1682529040.

The spelling of 8897644446 in words is "eight billion, eight hundred ninety-seven million, six hundred forty-four thousand, four hundred forty-six".