1044403340144 has 60 divisors (see below), whose sum is σ = 2037490654752. Its totient is φ = 518615654400.

The previous prime is 1044403340143. The next prime is 1044403340221. The reversal of 1044403340144 is 4410433044401.

It is a self number, because there is not a number n which added to its sum of digits gives 1044403340144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044403340143) 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 in 11 ways as a sum of consecutive naturals, for example, 1629334064 + ... + 1629334704.

Almost surely, 2^{1044403340144} is an apocalyptic number.

It is an amenable number.

1044403340144 is a deficient number, since it is larger than the sum of its proper divisors (993087314608).

1044403340144 is an frugal number, since it uses more digits than its factorization.

1044403340144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2146 (or 1527 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 1044403340144 its reverse (4410433044401), we get a palindrome (5454836384545).

The spelling of 1044403340144 in words is "one trillion, forty-four billion, four hundred three million, three hundred forty thousand, one hundred forty-four".