8966233730689 has 3 divisors (see below), whose sum is σ = 8966236725057. Its totient is φ = 8966230736322.

The previous prime is 8966233730621. The next prime is 8966233730771. The reversal of 8966233730689 is 9860373326698.

It is a happy number.

The square root of 8966233730689 is 2994367.

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 8966233730689 - 2⁷ = 8966233730561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8966233730089) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1497184 + ... + 4491550.

It is an arithmetic number, because the mean of its divisors is an integer number (2988745575019).

Almost surely, 2^{8966233730689} is an apocalyptic number.

8966233730689 is the 2994367-th square number.

8966233730689 is the 1497184-th centered octagonal number.

It is an amenable number.

8966233730689 is a deficient number, since it is larger than the sum of its proper divisors (2994368).

8966233730689 is an frugal number, since it uses more digits than its factorization.

8966233730689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5988734 (or 2994367 counting only the distinct ones).

The product of its (nonzero) digits is 423263232, while the sum is 70.

The spelling of 8966233730689 in words is "eight trillion, nine hundred sixty-six billion, two hundred thirty-three million, seven hundred thirty thousand, six hundred eighty-nine".