5132643165 has 40 divisors (see below), whose sum is σ = 9908497368. Its totient is φ = 2526837120.

The previous prime is 5132643163. The next prime is 5132643169. The reversal of 5132643165 is 5613462315.

5132643165 is a `hidden beast` number, since 5 + 1 + 3 + 2 + 643 + 1 + 6 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 297666009 + 4834977156 = 17253^2 + 69534^2 .

It is not a de Polignac number, because 5132643165 - 2¹ = 5132643163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5132643163) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 482166 + ... + 492695.

Almost surely, 2^5132643165 is an apocalyptic number.

It is an amenable number.

5132643165 is a deficient number, since it is larger than the sum of its proper divisors (4775854203).

5132643165 is a wasteful number, since it uses less digits than its factorization.

5132643165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 974891 (or 974882 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 5132643165 is about 71642.4676082559. The cubic root of 5132643165 is about 1724.9652771839.

The spelling of 5132643165 in words is "five billion, one hundred thirty-two million, six hundred forty-three thousand, one hundred sixty-five".