1444444285873 has 8 divisors (see below), whose sum is σ = 1535521806720. Its totient is φ = 1354872178800.

The previous prime is 1444444285871. The next prime is 1444444285883. The reversal of 1444444285873 is 3785824444441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1444444285873 - 2¹ = 1444444285871 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1444444285871) 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, 376351465 + ... + 376355302.

It is an arithmetic number, because the mean of its divisors is an integer number (191940225840).

Almost surely, 2^{1444444285873} is an apocalyptic number.

It is an amenable number.

1444444285873 is a deficient number, since it is larger than the sum of its proper divisors (91077520847).

1444444285873 is a wasteful number, since it uses less digits than its factorization.

1444444285873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752706887.

The product of its digits is 55050240, while the sum is 58.

The spelling of 1444444285873 in words is "one trillion, four hundred forty-four billion, four hundred forty-four million, two hundred eighty-five thousand, eight hundred seventy-three".