4424423311220 has 192 divisors, whose sum is σ = 10500704428032. Its totient is φ = 1551371712000.

The previous prime is 4424423311213. The next prime is 4424423311271. The reversal of 4424423311220 is 221133244244.

It is a happy number.

It is a congruent number.

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, 4055382875 + ... + 4055383965.

It is an arithmetic number, because the mean of its divisors is an integer number (54691168896).

Almost surely, 2^{4424423311220} 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 4424423311220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5250352214016).

4424423311220 is an abundant number, since it is smaller than the sum of its proper divisors (6076281116812).

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

4424423311220 is a wasteful number, since it uses less digits than its factorization.

4424423311220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2742 (or 2740 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 4424423311220 its reverse (221133244244), we get a palindrome (4645556555464).

The spelling of 4424423311220 in words is "four trillion, four hundred twenty-four billion, four hundred twenty-three million, three hundred eleven thousand, two hundred twenty".