3133168665 has 32 divisors (see below), whose sum is σ = 5477901696. Its totient is φ = 1516584960.

The previous prime is 3133168603. The next prime is 3133168669. The reversal of 3133168665 is 5668613313.

It is a happy number.

It is not a de Polignac number, because 3133168665 - 2⁶ = 3133168601 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3133168669) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85657 + ... + 116633.

It is an arithmetic number, because the mean of its divisors is an integer number (171184428).

Almost surely, 2^3133168665 is an apocalyptic number.

It is an amenable number.

3133168665 is a deficient number, since it is larger than the sum of its proper divisors (2344733031).

3133168665 is a wasteful number, since it uses less digits than its factorization.

3133168665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31609.

The product of its digits is 233280, while the sum is 42.

The square root of 3133168665 is about 55974.7145146806. The cubic root of 3133168665 is about 1463.2816445554.

The spelling of 3133168665 in words is "three billion, one hundred thirty-three million, one hundred sixty-eight thousand, six hundred sixty-five".