5172534818 has 32 divisors (see below), whose sum is σ = 8977687488. Its totient is φ = 2208985600.

The previous prime is 5172534817. The next prime is 5172534877. The reversal of 5172534818 is 8184352715.

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (5172534811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207758 + ... + 231318.

It is an arithmetic number, because the mean of its divisors is an integer number (280552734).

Almost surely, 2^5172534818 is an apocalyptic number.

5172534818 is a deficient number, since it is larger than the sum of its proper divisors (3805152670).

5172534818 is a wasteful number, since it uses less digits than its factorization.

5172534818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24178.

The product of its digits is 268800, while the sum is 44.

The square root of 5172534818 is about 71920.3366093346. The cubic root of 5172534818 is about 1729.4226433843.

The spelling of 5172534818 in words is "five billion, one hundred seventy-two million, five hundred thirty-four thousand, eight hundred eighteen".