1666060606 has 16 divisors (see below), whose sum is σ = 2916873216. Its totient is φ = 698833656.

The previous prime is 1666060597. The next prime is 1666060631. The reversal of 1666060606 is 6060606661.

1666060606 is a modest number, since divided by 60606 gives 1666 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1265346 + ... + 1266661.

It is an arithmetic number, because the mean of its divisors is an integer number (182304576).

Almost surely, 2^1666060606 is an apocalyptic number.

1666060606 is a deficient number, since it is larger than the sum of its proper divisors (1250812610).

1666060606 is a wasteful number, since it uses less digits than its factorization.

1666060606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2532063.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 1666060606 is about 40817.4056745404. The cubic root of 1666060606 is about 1185.4873711983.

The spelling of 1666060606 in words is "one billion, six hundred sixty-six million, sixty thousand, six hundred six".