8444518445 has 16 divisors (see below), whose sum is σ = 11058474240. Its totient is φ = 6139339200.

The previous prime is 8444518391. The next prime is 8444518447. The reversal of 8444518445 is 5448154448.

It is not a de Polignac number, because 8444518445 - 2¹⁰ = 8444517421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8444518445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8444518447) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 143276 + ... + 193434.

It is an arithmetic number, because the mean of its divisors is an integer number (691154640).

Almost surely, 2^8444518445 is an apocalyptic number.

It is an amenable number.

8444518445 is a deficient number, since it is larger than the sum of its proper divisors (2613955795).

8444518445 is a wasteful number, since it uses less digits than its factorization.

8444518445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53236.

The product of its digits is 1638400, while the sum is 47.

The square root of 8444518445 is about 91894.0609887277. The cubic root of 8444518445 is about 2036.3775298057.

The spelling of 8444518445 in words is "eight billion, four hundred forty-four million, five hundred eighteen thousand, four hundred forty-five".