4021443441088 has 112 divisors (see below), whose sum is σ = 8620064893440. Its totient is φ = 1855165593600.

The previous prime is 4021443441079. The next prime is 4021443441089. The reversal of 4021443441088 is 8801443441204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021443441089) 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 15 ways as a sum of consecutive naturals, for example, 28397145 + ... + 28538407.

It is an arithmetic number, because the mean of its divisors is an integer number (76964865120).

Almost surely, 2^{4021443441088} 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 4021443441088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4310032446720).

4021443441088 is an abundant number, since it is smaller than the sum of its proper divisors (4598621452352).

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

4021443441088 is a wasteful number, since it uses less digits than its factorization.

4021443441088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141906 (or 141896 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 43.

The spelling of 4021443441088 in words is "four trillion, twenty-one billion, four hundred forty-three million, four hundred forty-one thousand, eighty-eight".