4021444433108 has 24 divisors (see below), whose sum is σ = 7109983433280. Its totient is φ = 1990043288640.

The previous prime is 4021444433107. The next prime is 4021444433141. The reversal of 4021444433108 is 8013344441204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021444433107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2126738 + ... + 3544841.

It is an arithmetic number, because the mean of its divisors is an integer number (296249309720).

Almost surely, 2^{4021444433108} is an apocalyptic number.

It is an amenable number.

4021444433108 is a deficient number, since it is larger than the sum of its proper divisors (3088539000172).

4021444433108 is a wasteful number, since it uses less digits than its factorization.

4021444433108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5673407 (or 5673405 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 38.

The spelling of 4021444433108 in words is "four trillion, twenty-one billion, four hundred forty-four million, four hundred thirty-three thousand, one hundred eight".