4223403101440 has 144 divisors (see below), whose sum is σ = 10652952885120. Its totient is φ = 1599824977920.

The previous prime is 4223403101431. The next prime is 4223403101447. The reversal of 4223403101440 is 441013043224.

It is a junction number, because it is equal to n+sod(n) for n = 4223403101399 and 4223403101408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223403101447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65072205 + ... + 65137075.

It is an arithmetic number, because the mean of its divisors is an integer number (73978839480).

Almost surely, 2^{4223403101440} is an apocalyptic number.

4223403101440 is a gapful number since it is divisible by the number (40) 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 4223403101440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5326476442560).

4223403101440 is an abundant number, since it is smaller than the sum of its proper divisors (6429549783680).

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

4223403101440 is a wasteful number, since it uses less digits than its factorization.

4223403101440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67588 (or 67574 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 4223403101440 its reverse (441013043224), we get a palindrome (4664416144664).

The spelling of 4223403101440 in words is "four trillion, two hundred twenty-three billion, four hundred three million, one hundred one thousand, four hundred forty".