2200664480666 has 8 divisors (see below), whose sum is σ = 3302269770324. Its totient is φ = 1099907890560.

The previous prime is 2200664480659. The next prime is 2200664480681. The reversal of 2200664480666 is 6660844660022.

It can be written as a sum of positive squares in 2 ways, for example, as 1935774125041 + 264890355625 = 1391321^2 + 514675^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212168405 + ... + 212178776.

Almost surely, 2^{2200664480666} is an apocalyptic number.

2200664480666 is a deficient number, since it is larger than the sum of its proper divisors (1101605289658).

2200664480666 is a wasteful number, since it uses less digits than its factorization.

2200664480666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424349776.

The product of its (nonzero) digits is 3981312, while the sum is 50.

The spelling of 2200664480666 in words is "two trillion, two hundred billion, six hundred sixty-four million, four hundred eighty thousand, six hundred sixty-six".