4444888899 has 96 divisors (see below), whose sum is σ = 7216473600. Its totient is φ = 2421619200.

The previous prime is 4444888879. The next prime is 4444888913. The reversal of 4444888899 is 9988884444.

It is a Cunningham number, because it is equal to 66670²-1.

It is not a de Polignac number, because 4444888899 - 2¹⁵ = 4444856131 is a prime.

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (4444888849) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14200767 + ... + 14201079.

It is an arithmetic number, because the mean of its divisors is an integer number (75171600).

Almost surely, 2^4444888899 is an apocalyptic number.

4444888899 is a deficient number, since it is larger than the sum of its proper divisors (2771584701).

4444888899 is a wasteful number, since it uses less digits than its factorization.

4444888899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457 (or 446 counting only the distinct ones).

The product of its digits is 84934656, while the sum is 66.

The square root of 4444888899 is about 66669.9999925004. Note that the first 5 decimals coincide. The cubic root of 4444888899 is about 1644.1961870197.

The spelling of 4444888899 in words is "four billion, four hundred forty-four million, eight hundred eighty-eight thousand, eight hundred ninety-nine".