3666110123266 has 4 divisors (see below), whose sum is σ = 5499165184902. Its totient is φ = 1833055061632.

The previous prime is 3666110123231. The next prime is 3666110123267. The reversal of 3666110123266 is 6623210116663.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3644742992641 + 21367130625 = 1909121^2 + 146175^2 .

It is not an unprimeable number, because it can be changed into a prime (3666110123267) by changing a digit.

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 as a sum of consecutive naturals, namely, 916527530815 + ... + 916527530818.

Almost surely, 2^{3666110123266} is an apocalyptic number.

3666110123266 is a deficient number, since it is larger than the sum of its proper divisors (1833055061636).

3666110123266 is a wasteful number, since it uses less digits than its factorization.

3666110123266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1833055061635.

The product of its (nonzero) digits is 279936, while the sum is 43.

The spelling of 3666110123266 in words is "three trillion, six hundred sixty-six billion, one hundred ten million, one hundred twenty-three thousand, two hundred sixty-six".