1444107666668 has 24 divisors (see below), whose sum is σ = 2768117133600. Its totient is φ = 656146281728.

The previous prime is 1444107666667. The next prime is 1444107666679. The reversal of 1444107666668 is 8666667014441.

It is not an unprimeable number, because it can be changed into a prime (1444107666667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366151088 + ... + 366155031.

It is an arithmetic number, because the mean of its divisors is an integer number (115338213900).

Almost surely, 2^{1444107666668} is an apocalyptic number.

It is an amenable number.

1444107666668 is a deficient number, since it is larger than the sum of its proper divisors (1324009466932).

1444107666668 is a wasteful number, since it uses less digits than its factorization.

1444107666668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732306169 (or 732306167 counting only the distinct ones).

The product of its (nonzero) digits is 27869184, while the sum is 59.

The spelling of 1444107666668 in words is "one trillion, four hundred forty-four billion, one hundred seven million, six hundred sixty-six thousand, six hundred sixty-eight".