5165213999 has 12 divisors (see below), whose sum is σ = 5679219168. Its totient is φ = 4694199840.

The previous prime is 5165213987. The next prime is 5165214001. The reversal of 5165213999 is 9993125615.

It is not a de Polignac number, because 5165213999 - 2²⁰ = 5164165423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5165213909) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 691187 + ... + 698619.

It is an arithmetic number, because the mean of its divisors is an integer number (473268264).

Almost surely, 2^5165213999 is an apocalyptic number.

5165213999 is a deficient number, since it is larger than the sum of its proper divisors (514005169).

5165213999 is a wasteful number, since it uses less digits than its factorization.

5165213999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13198 (or 13187 counting only the distinct ones).

The product of its digits is 656100, while the sum is 50.

The square root of 5165213999 is about 71869.4232549559. The cubic root of 5165213999 is about 1728.6063596640.

The spelling of 5165213999 in words is "five billion, one hundred sixty-five million, two hundred thirteen thousand, nine hundred ninety-nine".