4021443331396 has 12 divisors (see below), whose sum is σ = 7037547515152. Its totient is φ = 2010715469928.

The previous prime is 4021443331369. The next prime is 4021443331397. The reversal of 4021443331396 is 6931333441204.

It is not an unprimeable number, because it can be changed into a prime (4021443331397) 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 3 ways as a sum of consecutive naturals, for example, 108511 + ... + 2838073.

Almost surely, 2^{4021443331396} is an apocalyptic number.

It is an amenable number.

4021443331396 is a deficient number, since it is larger than the sum of its proper divisors (3016104183756).

4021443331396 is a wasteful number, since it uses less digits than its factorization.

4021443331396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3097890 (or 3097888 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 43.

The spelling of 4021443331396 in words is "four trillion, twenty-one billion, four hundred forty-three million, three hundred thirty-one thousand, three hundred ninety-six".