4021444433404 has 12 divisors (see below), whose sum is σ = 7343507226384. Its totient is φ = 1923299511584.

The previous prime is 4021444433399. The next prime is 4021444433423. The reversal of 4021444433404 is 4043344441204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21855676177 + ... + 21855676360.

It is an arithmetic number, because the mean of its divisors is an integer number (611958935532).

Almost surely, 2^{4021444433404} is an apocalyptic number.

It is an amenable number.

4021444433404 is a deficient number, since it is larger than the sum of its proper divisors (3322062792980).

4021444433404 is a wasteful number, since it uses less digits than its factorization.

4021444433404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43711352564 (or 43711352562 counting only the distinct ones).

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

Adding to 4021444433404 its reverse (4043344441204), we get a palindrome (8064788874608).

The spelling of 4021444433404 in words is "four trillion, twenty-one billion, four hundred forty-four million, four hundred thirty-three thousand, four hundred four".