4444021154017 has 2 divisors, whose sum is σ = 4444021154018. Its totient is φ = 4444021154016.

The previous prime is 4444021153939. The next prime is 4444021154197. The reversal of 4444021154017 is 7104511204444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3291234558976 + 1152786595041 = 1814176^2 + 1073679^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4444021154017 is a prime.

It is not a weakly prime, because it can be changed into another prime (4444021154917) 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 as a sum of consecutive naturals, namely, 2222010577008 + 2222010577009.

It is an arithmetic number, because the mean of its divisors is an integer number (2222010577009).

Almost surely, 2^{4444021154017} is an apocalyptic number.

It is an amenable number.

4444021154017 is a deficient number, since it is larger than the sum of its proper divisors (1).

4444021154017 is an equidigital number, since it uses as much as digits as its factorization.

4444021154017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 71680, while the sum is 37.

The spelling of 4444021154017 in words is "four trillion, four hundred forty-four billion, twenty-one million, one hundred fifty-four thousand, seventeen".