4021444441151 has 2 divisors, whose sum is σ = 4021444441152. Its totient is φ = 4021444441150.

The previous prime is 4021444441117. The next prime is 4021444441211. The reversal of 4021444441151 is 1511444441204.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4021444441151 - 2⁶ = 4021444441087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4021444449151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010722220575 + 2010722220576.

It is an arithmetic number, because the mean of its divisors is an integer number (2010722220576).

Almost surely, 2^{4021444441151} is an apocalyptic number.

4021444441151 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021444441151 is an equidigital number, since it uses as much as digits as its factorization.

4021444441151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40960, while the sum is 35.

Adding to 4021444441151 its reverse (1511444441204), we get a palindrome (5532888882355).

The spelling of 4021444441151 in words is "four trillion, twenty-one billion, four hundred forty-four million, four hundred forty-one thousand, one hundred fifty-one".