44545666 has 12 divisors (see below), whose sum is σ = 73445526. Its totient is φ = 20247920.

The previous prime is 44545663. The next prime is 44545673. The reversal of 44545666 is 66654544.

44545666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 41409225 + 3136441 = 6435^2 + 1771^2 .

It is not an unprimeable number, because it can be changed into a prime (44545663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 91795 + ... + 92278.

Almost surely, 2^44545666 is an apocalyptic number.

44545666 is a deficient number, since it is larger than the sum of its proper divisors (28899860).

44545666 is a wasteful number, since it uses less digits than its factorization.

44545666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184097 (or 184086 counting only the distinct ones).

The product of its digits is 345600, while the sum is 40.

The square root of 44545666 is about 6674.2539658002. The cubic root of 44545666 is about 354.4882290562.

The spelling of 44545666 in words is "forty-four million, five hundred forty-five thousand, six hundred sixty-six".