4444416819 has 12 divisors (see below), whose sum is σ = 6425766256. Its totient is φ = 2960150832.

The previous prime is 4444416791. The next prime is 4444416829. The reversal of 4444416819 is 9186144444.

It is a happy number.

4444416819 is a `hidden beast` number, since 44 + 444 + 168 + 1 + 9 = 666.

4444416819 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4444416819 - 2⁸ = 4444416563 is a prime.

It is a super-2 number, since 2×4444416819² = 39505681722020157522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4444416829) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 222712 + ... + 241845.

Almost surely, 2^4444416819 is an apocalyptic number.

4444416819 is a deficient number, since it is larger than the sum of its proper divisors (1981349437).

4444416819 is a wasteful number, since it uses less digits than its factorization.

4444416819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465626 (or 465623 counting only the distinct ones).

The product of its digits is 442368, while the sum is 45.

The square root of 4444416819 is about 66666.4594755114. The cubic root of 4444416819 is about 1644.1379763697.

The spelling of 4444416819 in words is "four billion, four hundred forty-four million, four hundred sixteen thousand, eight hundred nineteen".