1066000044 has 96 divisors (see below), whose sum is σ = 2723567616. Its totient is φ = 323516160.

The previous prime is 1066000037. The next prime is 1066000049. The reversal of 1066000044 is 4400006601.

It is a super-2 number, since 2×1066000044² = 2272712187616003872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1066000049) 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 31 ways as a sum of consecutive naturals, for example, 478854 + ... + 481074.

It is an arithmetic number, because the mean of its divisors is an integer number (28370496).

Almost surely, 2^1066000044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1066000044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1361783808).

1066000044 is an abundant number, since it is smaller than the sum of its proper divisors (1657567572).

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

1066000044 is a wasteful number, since it uses less digits than its factorization.

1066000044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2335 (or 2333 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1066000044 is about 32649.6561084493. The cubic root of 1066000044 is about 1021.5330158197.

Adding to 1066000044 its reverse (4400006601), we get a palindrome (5466006645).

The spelling of 1066000044 in words is "one billion, sixty-six million, forty-four", and thus it is an aban number.