5133145666 has 32 divisors (see below), whose sum is σ = 8506555200. Its totient is φ = 2303642880.

The previous prime is 5133145649. The next prime is 5133145709. The reversal of 5133145666 is 6665413315.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1727430 + ... + 1730398.

It is an arithmetic number, because the mean of its divisors is an integer number (265829850).

Almost surely, 2^5133145666 is an apocalyptic number.

5133145666 is a deficient number, since it is larger than the sum of its proper divisors (3373409534).

5133145666 is a wasteful number, since it uses less digits than its factorization.

5133145666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3954.

The product of its digits is 194400, while the sum is 40.

The square root of 5133145666 is about 71645.9745275336. The cubic root of 5133145666 is about 1725.0215684204.

The spelling of 5133145666 in words is "five billion, one hundred thirty-three million, one hundred forty-five thousand, six hundred sixty-six".