4024444244644 has 12 divisors (see below), whose sum is σ = 7042814789724. Its totient is φ = 2012211447584.

The previous prime is 4024444244627. The next prime is 4024444244663. The reversal of 4024444244644 is 4464424444204.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 761500569600 + 3262943675044 = 872640^2 + 1806362^2 .

It is a super-3 number, since 3×4024444244644³ (a number of 39 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4024444244594 and 4024444244603.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1788139 + ... + 3353554.

It is an arithmetic number, because the mean of its divisors is an integer number (586901232477).

Almost surely, 2^{4024444244644} is an apocalyptic number.

It is an amenable number.

4024444244644 is a deficient number, since it is larger than the sum of its proper divisors (3018370545080).

4024444244644 is a wasteful number, since it uses less digits than its factorization.

4024444244644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5337374 (or 5337372 counting only the distinct ones).

The product of its (nonzero) digits is 6291456, while the sum is 46.

Adding to 4024444244644 its reverse (4464424444204), we get a palindrome (8488868688848).

The spelling of 4024444244644 in words is "four trillion, twenty-four billion, four hundred forty-four million, two hundred forty-four thousand, six hundred forty-four".