4021444403422 has 16 divisors (see below), whose sum is σ = 6154694057232. Its totient is φ = 1970290195200.

The previous prime is 4021444403393. The next prime is 4021444403441. The reversal of 4021444403422 is 2243044441204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102599688 + ... + 102638875.

It is an arithmetic number, because the mean of its divisors is an integer number (384668378577).

Almost surely, 2^{4021444403422} is an apocalyptic number.

4021444403422 is a deficient number, since it is larger than the sum of its proper divisors (2133249653810).

4021444403422 is a wasteful number, since it uses less digits than its factorization.

4021444403422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205238763.

The product of its (nonzero) digits is 98304, while the sum is 34.

Adding to 4021444403422 its reverse (2243044441204), we get a palindrome (6264488844626).

The spelling of 4021444403422 in words is "four trillion, twenty-one billion, four hundred forty-four million, four hundred three thousand, four hundred twenty-two".