4021444433242 has 32 divisors (see below), whose sum is σ = 6296172120000. Its totient is φ = 1923969078528.

The previous prime is 4021444433239. The next prime is 4021444433261. The reversal of 4021444433242 is 2423344441204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60440509 + ... + 60507007.

It is an arithmetic number, because the mean of its divisors is an integer number (196755378750).

Almost surely, 2^{4021444433242} is an apocalyptic number.

4021444433242 is a deficient number, since it is larger than the sum of its proper divisors (2274727686758).

4021444433242 is a wasteful number, since it uses less digits than its factorization.

4021444433242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75870.

The product of its (nonzero) digits is 294912, while the sum is 37.

Adding to 4021444433242 its reverse (2423344441204), we get a palindrome (6444788874446).

The spelling of 4021444433242 in words is "four trillion, twenty-one billion, four hundred forty-four million, four hundred thirty-three thousand, two hundred forty-two".