4244220331344 has 240 divisors, whose sum is σ = 13854933664000. Its totient is φ = 1212360452352.

The previous prime is 4244220331297. The next prime is 4244220331357. The reversal of 4244220331344 is 4431330224424.

4244220331344 is a `hidden beast` number, since 4 + 2 + 442 + 203 + 3 + 1 + 3 + 4 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4244220331299 and 4244220331308.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 337291677 + ... + 337304259.

Almost surely, 2^{4244220331344} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4244220331344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6927466832000).

4244220331344 is an abundant number, since it is smaller than the sum of its proper divisors (9610713332656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4244220331344 is a wasteful number, since it uses less digits than its factorization.

4244220331344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19447 (or 19424 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 4244220331344 its reverse (4431330224424), we get a palindrome (8675550555768).

The spelling of 4244220331344 in words is "four trillion, two hundred forty-four billion, two hundred twenty million, three hundred thirty-one thousand, three hundred forty-four".