66044000044066 has 8 divisors (see below), whose sum is σ = 108072000072144. Its totient is φ = 30020000020020.

The previous prime is 66044000044051. The next prime is 66044000044073.

It is a happy number.

66044000044066 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1501000000980 + ... + 1501000001023.

It is an arithmetic number, because the mean of its divisors is an integer number (13509000009018).

Almost surely, 2^{66044000044066} is an apocalyptic number.

66044000044066 is a deficient number, since it is larger than the sum of its proper divisors (42028000028078).

66044000044066 is a wasteful number, since it uses less digits than its factorization.

66044000044066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3002000002016.

The product of its (nonzero) digits is 331776, while the sum is 40.

It can be divided in two parts, 660440000 and 44066, that added together give a palindrome (660484066).

The spelling of 66044000044066 in words is "sixty-six trillion, forty-four billion, forty-four thousand, sixty-six", and thus it is an eban number.