8534618689 has 3 divisors (see below), whose sum is σ = 8534711073. Its totient is φ = 8534526306.

The previous prime is 8534618639. The next prime is 8534618693. The reversal of 8534618689 is 9868164358.

The square root of 8534618689 is 92383.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 8534618689 - 2¹⁵ = 8534585921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8534618639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 46192 + ... + 138574.

It is an arithmetic number, because the mean of its divisors is an integer number (2844903691).

Almost surely, 2^8534618689 is an apocalyptic number.

8534618689 is the 92383-rd square number.

8534618689 is the 46192-nd centered octagonal number.

It is an amenable number.

8534618689 is a deficient number, since it is larger than the sum of its proper divisors (92384).

8534618689 is an frugal number, since it uses more digits than its factorization.

8534618689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184766 (or 92383 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 58.

The cubic root of 8534618689 is about 2043.5944166662.

The spelling of 8534618689 in words is "eight billion, five hundred thirty-four million, six hundred eighteen thousand, six hundred eighty-nine".