1044144666 has 96 divisors (see below), whose sum is σ = 2395201536. Its totient is φ = 328320000.

The previous prime is 1044144643. The next prime is 1044144691. The reversal of 1044144666 is 6664414401.

1044144666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1044144666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5466631 + ... + 5466821.

It is an arithmetic number, because the mean of its divisors is an integer number (24950016).

Almost surely, 2^1044144666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1044144666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1197600768).

1044144666 is an abundant number, since it is smaller than the sum of its proper divisors (1351056870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1044144666 is a wasteful number, since it uses less digits than its factorization.

1044144666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428 (or 425 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 1044144666 is about 32313.2274154099. The cubic root of 1044144666 is about 1014.5035196363.

The spelling of 1044144666 in words is "one billion, forty-four million, one hundred forty-four thousand, six hundred sixty-six".