4021444402043 has 2 divisors, whose sum is σ = 4021444402044. Its totient is φ = 4021444402042.

The previous prime is 4021444402007. The next prime is 4021444402057. The reversal of 4021444402043 is 3402044441204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4021444402043 - 2⁶ = 4021444401979 is a prime.

It is not a weakly prime, because it can be changed into another prime (4021444402093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010722201021 + 2010722201022.

It is an arithmetic number, because the mean of its divisors is an integer number (2010722201022).

Almost surely, 2^{4021444402043} is an apocalyptic number.

4021444402043 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021444402043 is an equidigital number, since it uses as much as digits as its factorization.

4021444402043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 4021444402043 its reverse (3402044441204), we get a palindrome (7423488843247).

The spelling of 4021444402043 in words is "four trillion, twenty-one billion, four hundred forty-four million, four hundred two thousand, forty-three".