4444504321 has 4 divisors (see below), whose sum is σ = 4485279700. Its totient is φ = 4403728944.

The previous prime is 4444504271. The next prime is 4444504331. The reversal of 4444504321 is 1234054444.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3322254321 + 1122250000 = 57639^2 + 33500^2 .

It is a cyclic number.

It is not a de Polignac number, because 4444504321 - 2²⁵ = 4410949889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4444504331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20387526 + ... + 20387743.

It is an arithmetic number, because the mean of its divisors is an integer number (1121319925).

Almost surely, 2^4444504321 is an apocalyptic number.

It is an amenable number.

4444504321 is a deficient number, since it is larger than the sum of its proper divisors (40775379).

4444504321 is a wasteful number, since it uses less digits than its factorization.

4444504321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40775378.

The product of its (nonzero) digits is 30720, while the sum is 31.

The square root of 4444504321 is about 66667.1157393208. The cubic root of 4444504321 is about 1644.1487662680.

Adding to 4444504321 its reverse (1234054444), we get a palindrome (5678558765).

The spelling of 4444504321 in words is "four billion, four hundred forty-four million, five hundred four thousand, three hundred twenty-one".