104576564689 has 3 divisors (see below), whose sum is σ = 104576888073. Its totient is φ = 104576241306.

The previous prime is 104576564663. The next prime is 104576564747. The reversal of 104576564689 is 986465675401.

The square root of 104576564689 is 323383.

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 104576564689 - 2¹¹ = 104576562641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104576564629) 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, 161692 + ... + 485074.

It is an arithmetic number, because the mean of its divisors is an integer number (34858962691).

Almost surely, 2^104576564689 is an apocalyptic number.

104576564689 is the 323383-rd square number.

104576564689 is the 161692-nd centered octagonal number.

It is an amenable number.

104576564689 is a deficient number, since it is larger than the sum of its proper divisors (323384).

104576564689 is an frugal number, since it uses more digits than its factorization.

104576564689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646766 (or 323383 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 61.

The spelling of 104576564689 in words is "one hundred four billion, five hundred seventy-six million, five hundred sixty-four thousand, six hundred eighty-nine".