5326518289 has 9 divisors (see below), whose sum is σ = 5422712187. Its totient is φ = 5232005304.

The previous prime is 5326518283. The next prime is 5326518299. The reversal of 5326518289 is 9828156235.

It is a happy number.

The square root of 5326518289 is 72983.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 4022730625 + 1303787664 = 63425^2 + 36108^2 .

It is not a de Polignac number, because 5326518289 - 2⁷ = 5326518161 is a prime.

It is a Duffinian number.

Its product of digits (1036800) is a multiple of the sum of its prime divisors (1296).

It is not an unprimeable number, because it can be changed into a prime (5326518283) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4305379 + ... + 4306615.

Almost surely, 2^5326518289 is an apocalyptic number.

5326518289 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

5326518289 is the 72983-rd square number.

5326518289 is the 36492-nd centered octagonal number.

It is an amenable number.

5326518289 is a deficient number, since it is larger than the sum of its proper divisors (96193898).

5326518289 is an frugal number, since it uses more digits than its factorization.

5326518289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2592 (or 1296 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 49.

The cubic root of 5326518289 is about 1746.4164260690.

Multiplying 5326518289 by its sum of digits (49), we get a square (260999396161 = 510881²).

The spelling of 5326518289 in words is "five billion, three hundred twenty-six million, five hundred eighteen thousand, two hundred eighty-nine".