1444444446003 has 16 divisors (see below), whose sum is σ = 2075761756320. Its totient is φ = 888165598464.

The previous prime is 1444444445989. The next prime is 1444444446007. The reversal of 1444444446003 is 3006444444441.

It is not a de Polignac number, because 1444444446003 - 2⁵ = 1444444445971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1444444446007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15020026 + ... + 15115887.

It is an arithmetic number, because the mean of its divisors is an integer number (129735109770).

Almost surely, 2^{1444444446003} is an apocalyptic number.

1444444446003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1444444446003 is a deficient number, since it is larger than the sum of its proper divisors (631317310317).

1444444446003 is a wasteful number, since it uses less digits than its factorization.

1444444446003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30137158.

The product of its (nonzero) digits is 1179648, while the sum is 42.

The spelling of 1444444446003 in words is "one trillion, four hundred forty-four billion, four hundred forty-four million, four hundred forty-six thousand, three".