4021443402423 has 8 divisors (see below), whose sum is σ = 5644131091200. Its totient is φ = 2539858990968.

The previous prime is 4021443402407. The next prime is 4021443402433. The reversal of 4021443402423 is 3242043441204.

4021443402423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4021443402423 - 2⁴ = 4021443402407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021443402433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35275819263 + ... + 35275819376.

It is an arithmetic number, because the mean of its divisors is an integer number (705516386400).

Almost surely, 2^{4021443402423} is an apocalyptic number.

4021443402423 is a deficient number, since it is larger than the sum of its proper divisors (1622687688777).

4021443402423 is a wasteful number, since it uses less digits than its factorization.

4021443402423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70551638661.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 4021443402423 its reverse (3242043441204), we get a palindrome (7263486843627).

The spelling of 4021443402423 in words is "four trillion, twenty-one billion, four hundred forty-three million, four hundred two thousand, four hundred twenty-three".