4144442243 has 8 divisors (see below), whose sum is σ = 4326285600. Its totient is φ = 3962736448.

The previous prime is 4144442233. The next prime is 4144442303. The reversal of 4144442243 is 3422444414.

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

It is a cyclic number.

It is not a de Polignac number, because 4144442243 - 2⁴ = 4144442227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4144442233) 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, 29753 + ... + 95781.

It is an arithmetic number, because the mean of its divisors is an integer number (540785700).

Almost surely, 2^4144442243 is an apocalyptic number.

4144442243 is a deficient number, since it is larger than the sum of its proper divisors (181843357).

4144442243 is a wasteful number, since it uses less digits than its factorization.

4144442243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68781.

The product of its digits is 49152, while the sum is 32.

The square root of 4144442243 is about 64377.3426214534. The cubic root of 4144442243 is about 1606.2828798187.

Adding to 4144442243 its reverse (3422444414), we get a palindrome (7566886657).

The spelling of 4144442243 in words is "four billion, one hundred forty-four million, four hundred forty-two thousand, two hundred forty-three".