4413433444420 has 768 divisors, whose sum is σ = 12944257062912. Its totient is φ = 1220086333440.

The previous prime is 4413433444417. The next prime is 4413433444439. The reversal of 4413433444420 is 244443343144.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 14100426184 + ... + 14100426496.

It is an arithmetic number, because the mean of its divisors is an integer number (16854501384).

Almost surely, 2^{4413433444420} 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 4413433444420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6472128531456).

4413433444420 is an abundant number, since it is smaller than the sum of its proper divisors (8530823618492).

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

4413433444420 is a wasteful number, since it uses less digits than its factorization.

4413433444420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640 (or 638 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 40.

Adding to 4413433444420 its reverse (244443343144), we get a palindrome (4657876787564).

The spelling of 4413433444420 in words is "four trillion, four hundred thirteen billion, four hundred thirty-three million, four hundred forty-four thousand, four hundred twenty".