2666331163 has 16 divisors (see below), whose sum is σ = 2724350112. Its totient is φ = 2609152000.

The previous prime is 2666331131. The next prime is 2666331169. The reversal of 2666331163 is 3611336662.

It is a cyclic number.

It is not a de Polignac number, because 2666331163 - 2⁵ = 2666331131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2666331169) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4159323 + ... + 4159963.

It is an arithmetic number, because the mean of its divisors is an integer number (170271882).

Almost surely, 2^2666331163 is an apocalyptic number.

2666331163 is a deficient number, since it is larger than the sum of its proper divisors (58018949).

2666331163 is a wasteful number, since it uses less digits than its factorization.

2666331163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1166.

The product of its digits is 69984, while the sum is 37.

The square root of 2666331163 is about 51636.5293469652. The cubic root of 2666331163 is about 1386.6643899497.

The spelling of 2666331163 in words is "two billion, six hundred sixty-six million, three hundred thirty-one thousand, one hundred sixty-three".