8859984449 has 16 divisors (see below), whose sum is σ = 9438316800. Its totient is φ = 8293290624.

The previous prime is 8859984389. The next prime is 8859984457. The reversal of 8859984449 is 9444899588.

It is a cyclic number.

It is not a de Polignac number, because 8859984449 - 2²⁸ = 8591548993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8859984499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 754229 + ... + 765885.

It is an arithmetic number, because the mean of its divisors is an integer number (589894800).

Almost surely, 2^8859984449 is an apocalyptic number.

It is an amenable number.

8859984449 is a deficient number, since it is larger than the sum of its proper divisors (578332351).

8859984449 is a wasteful number, since it uses less digits than its factorization.

8859984449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12152.

The product of its digits is 119439360, while the sum is 68.

The square root of 8859984449 is about 94127.4903999889. The cubic root of 8859984449 is about 2069.2405787769.

The spelling of 8859984449 in words is "eight billion, eight hundred fifty-nine million, nine hundred eighty-four thousand, four hundred forty-nine".