4021444423230 has 64 divisors (see below), whose sum is σ = 10570054763520. Its totient is φ = 973116141696.

The previous prime is 4021444423201. The next prime is 4021444423231. The reversal of 4021444423230 is 323244441204.

It is a junction number, because it is equal to n+sod(n) for n = 4021444423191 and 4021444423200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021444423231) 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 31 ways as a sum of consecutive naturals, for example, 87361702 + ... + 87407721.

It is an arithmetic number, because the mean of its divisors is an integer number (165157105680).

Almost surely, 2^{4021444423230} is an apocalyptic number.

4021444423230 is an abundant number, since it is smaller than the sum of its proper divisors (6548610340290).

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

4021444423230 is a wasteful number, since it uses less digits than its factorization.

4021444423230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174769505.

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

Adding to 4021444423230 its reverse (323244441204), we get a palindrome (4344688864434).

The spelling of 4021444423230 in words is "four trillion, twenty-one billion, four hundred forty-four million, four hundred twenty-three thousand, two hundred thirty".