2666332161333 has 12 divisors (see below), whose sum is σ = 3876874432288. Its totient is φ = 1765782887400.

The previous prime is 2666332161307. The next prime is 2666332161359. The reversal of 2666332161333 is 3331612336662.

It is an interprime number because it is at equal distance from previous prime (2666332161307) and next prime (2666332161359).

It is not a de Polignac number, because 2666332161333 - 2⁵ = 2666332161301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2666332161433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 980989135 + ... + 980991852.

Almost surely, 2^{2666332161333} is an apocalyptic number.

It is an amenable number.

2666332161333 is a deficient number, since it is larger than the sum of its proper divisors (1210542270955).

2666332161333 is a wasteful number, since it uses less digits than its factorization.

2666332161333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1961981144 (or 1961981141 counting only the distinct ones).

The product of its digits is 1259712, while the sum is 45.

Adding to 2666332161333 its reverse (3331612336662), we get a palindrome (5997944497995).

The spelling of 2666332161333 in words is "two trillion, six hundred sixty-six billion, three hundred thirty-two million, one hundred sixty-one thousand, three hundred thirty-three".