4444143441187 has 2 divisors, whose sum is σ = 4444143441188. Its totient is φ = 4444143441186.

The previous prime is 4444143441169. The next prime is 4444143441299. The reversal of 4444143441187 is 7811443414444.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4444143441187 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4444143441187.

It is not a weakly prime, because it can be changed into another prime (4444143421187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2222071720593 + 2222071720594.

It is an arithmetic number, because the mean of its divisors is an integer number (2222071720594).

Almost surely, 2^{4444143441187} is an apocalyptic number.

4444143441187 is a deficient number, since it is larger than the sum of its proper divisors (1).

4444143441187 is an equidigital number, since it uses as much as digits as its factorization.

4444143441187 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2752512, while the sum is 49.

The spelling of 4444143441187 in words is "four trillion, four hundred forty-four billion, one hundred forty-three million, four hundred forty-one thousand, one hundred eighty-seven".