1444288743146 has 8 divisors (see below), whose sum is σ = 2187882947844. Its totient is φ = 714994427200.

The previous prime is 1444288743113. The next prime is 1444288743221. The reversal of 1444288743146 is 6413478824441.

It can be written as a sum of positive squares in 2 ways, for example, as 1319086705225 + 125202037921 = 1148515^2 + 353839^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1444288743091 and 1444288743100.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 3574971935 + ... + 3574972338.

Almost surely, 2^{1444288743146} is an apocalyptic number.

1444288743146 is a deficient number, since it is larger than the sum of its proper divisors (743594204698).

1444288743146 is a wasteful number, since it uses less digits than its factorization.

1444288743146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7149944376.

The product of its digits is 16515072, while the sum is 56.

The spelling of 1444288743146 in words is "one trillion, four hundred forty-four billion, two hundred eighty-eight million, seven hundred forty-three thousand, one hundred forty-six".