1444107666667 has 2 divisors, whose sum is σ = 1444107666668. Its totient is φ = 1444107666666.

The previous prime is 1444107666641. The next prime is 1444107666679. The reversal of 1444107666667 is 7666667014441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1444107666667 - 2³⁵ = 1409747928299 is a prime.

It is not a weakly prime, because it can be changed into another prime (1444107666467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722053833333 + 722053833334.

It is an arithmetic number, because the mean of its divisors is an integer number (722053833334).

Almost surely, 2^{1444107666667} is an apocalyptic number.

1444107666667 is a deficient number, since it is larger than the sum of its proper divisors (1).

1444107666667 is an equidigital number, since it uses as much as digits as its factorization.

1444107666667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24385536, while the sum is 58.

The spelling of 1444107666667 in words is "one trillion, four hundred forty-four billion, one hundred seven million, six hundred sixty-six thousand, six hundred sixty-seven".