11443444313420 has 192 divisors, whose sum is σ = 28605017548800. Its totient is φ = 3764164884480.

The previous prime is 11443444313351. The next prime is 11443444313443. The reversal of 11443444313420 is 2431344434411.

It is a happy number.

11443444313420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 114926216 + ... + 115025744.

It is an arithmetic number, because the mean of its divisors is an integer number (148984466400).

Almost surely, 2^{11443444313420} is an apocalyptic number.

11443444313420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11443444313420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14302508774400).

11443444313420 is an abundant number, since it is smaller than the sum of its proper divisors (17161573235380).

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

11443444313420 is a wasteful number, since it uses less digits than its factorization.

11443444313420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99928 (or 99926 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 38.

Adding to 11443444313420 its reverse (2431344434411), we get a palindrome (13874788747831).

The spelling of 11443444313420 in words is "eleven trillion, four hundred forty-three billion, four hundred forty-four million, three hundred thirteen thousand, four hundred twenty".