2666118033 has 24 divisors (see below), whose sum is σ = 3918884840. Its totient is φ = 1746178560.

The previous prime is 2666118001. The next prime is 2666118067. The reversal of 2666118033 is 3308116662.

It can be written as a sum of positive squares in 4 ways, for example, as 39350529 + 2626767504 = 6273^2 + 51252^2 .

It is not a de Polignac number, because 2666118033 - 2⁵ = 2666118001 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2666119033) 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 23 ways as a sum of consecutive naturals, for example, 551535 + ... + 556347.

Almost surely, 2^2666118033 is an apocalyptic number.

It is an amenable number.

2666118033 is a deficient number, since it is larger than the sum of its proper divisors (1252766807).

2666118033 is a wasteful number, since it uses less digits than its factorization.

2666118033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5889 (or 5886 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 2666118033 is about 51634.4655535428. The cubic root of 2666118033 is about 1386.6274418441.

The spelling of 2666118033 in words is "two billion, six hundred sixty-six million, one hundred eighteen thousand, thirty-three".