4221644710008 has 256 divisors, whose sum is σ = 11880782438400. Its totient is φ = 1239166656000.

The previous prime is 4221644710001. The next prime is 4221644710013. The reversal of 4221644710008 is 8000174461224.

4221644710008 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4221644710001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1398357123 + ... + 1398360141.

It is an arithmetic number, because the mean of its divisors is an integer number (46409306400).

Almost surely, 2^{4221644710008} 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 4221644710008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5940391219200).

4221644710008 is an abundant number, since it is smaller than the sum of its proper divisors (7659137728392).

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

4221644710008 is a wasteful number, since it uses less digits than its factorization.

4221644710008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4394 (or 4390 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 39.

The spelling of 4221644710008 in words is "four trillion, two hundred twenty-one billion, six hundred forty-four million, seven hundred ten thousand, eight".