2646133316 has 12 divisors (see below), whose sum is σ = 4661813100. Its totient is φ = 1314186720.

The previous prime is 2646133289. The next prime is 2646133319. The reversal of 2646133316 is 6133316462.

It can be written as a sum of positive squares in 2 ways, for example, as 789385216 + 1856748100 = 28096^2 + 43090^2 .

It is not an unprimeable number, because it can be changed into a prime (2646133319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2219315 + ... + 2220506.

It is an arithmetic number, because the mean of its divisors is an integer number (388484425).

Almost surely, 2^2646133316 is an apocalyptic number.

It is an amenable number.

2646133316 is a deficient number, since it is larger than the sum of its proper divisors (2015679784).

2646133316 is a wasteful number, since it uses less digits than its factorization.

2646133316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4439974 (or 4439972 counting only the distinct ones).

The product of its digits is 46656, while the sum is 35.

The square root of 2646133316 is about 51440.5804399600. The cubic root of 2646133316 is about 1383.1541164385.

Adding to 2646133316 its reverse (6133316462), we get a palindrome (8779449778).

The spelling of 2646133316 in words is "two billion, six hundred forty-six million, one hundred thirty-three thousand, three hundred sixteen".