4424144444 has 6 divisors (see below), whose sum is σ = 7742252784. Its totient is φ = 2212072220.

The previous prime is 4424144443. The next prime is 4424144513. The reversal of 4424144444 is 4444414244.

It is a happy number.

It is a super-2 number, since 2×4424144444² = 39146108122752138272, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4424144443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 553018052 + ... + 553018059.

It is an arithmetic number, because the mean of its divisors is an integer number (1290375464).

Almost surely, 2^4424144444 is an apocalyptic number.

It is an amenable number.

4424144444 is a deficient number, since it is larger than the sum of its proper divisors (3318108340).

4424144444 is a wasteful number, since it uses less digits than its factorization.

4424144444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106036115 (or 1106036113 counting only the distinct ones).

The product of its digits is 131072, while the sum is 35.

The square root of 4424144444 is about 66514.2424146889. The cubic root of 4424144444 is about 1641.6343567463.

Adding to 4424144444 its reverse (4444414244), we get a palindrome (8868558688).

The spelling of 4424144444 in words is "four billion, four hundred twenty-four million, one hundred forty-four thousand, four hundred forty-four".