4021444101204 has 18 divisors (see below), whose sum is σ = 10165317033690. Its totient is φ = 1340481367056.

The previous prime is 4021444101151. The next prime is 4021444101223. The reversal of 4021444101204 is 4021014441204.

It is a happy number.

4021444101204 is a `hidden beast` number, since 4 + 0 + 2 + 1 + 44 + 410 + 1 + 204 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3311300811204 + 710143290000 = 1819698^2 + 842700^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 55853390259 + ... + 55853390330.

It is an arithmetic number, because the mean of its divisors is an integer number (564739835205).

Almost surely, 2^{4021444101204} is an apocalyptic number.

It is an amenable number.

4021444101204 is an abundant number, since it is smaller than the sum of its proper divisors (6143872932486).

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

4021444101204 is a wasteful number, since it uses less digits than its factorization.

4021444101204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111706780599 (or 111706780594 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 4021444101204 its reverse (4021014441204), we get a palindrome (8042458542408).

The spelling of 4021444101204 in words is "four trillion, twenty-one billion, four hundred forty-four million, one hundred one thousand, two hundred four".