4499999999 has 8 divisors (see below), whose sum is σ = 4911242880. Its totient is φ = 4089115800.

The previous prime is 4499999989. The next prime is 4500000013. The reversal of 4499999999 is 9999999944.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4499999999 - 2⁴ = 4499999983 is a prime.

It is a Duffinian number.

4499999999 is a modest number, since divided by 99999 gives 44999 as remainder.

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4499999929) 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 7 ways as a sum of consecutive naturals, for example, 63089 + ... + 113930.

It is an arithmetic number, because the mean of its divisors is an integer number (613905360).

Almost surely, 2^4499999999 is an apocalyptic number.

4499999999 is a deficient number, since it is larger than the sum of its proper divisors (411242881).

4499999999 is a wasteful number, since it uses less digits than its factorization.

4499999999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179341.

The product of its digits is 688747536, while the sum is 80.

The square root of 4499999999 is about 67082.0393175401. The cubic root of 4499999999 is about 1650.9636243250.

Subtracting 4499999999 from its reverse (9999999944), we obtain a palindrome (5499999945).

The spelling of 4499999999 in words is "four billion, four hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine".