8550740663 has 4 divisors (see below), whose sum is σ = 8781841800. Its totient is φ = 8319639528.

The previous prime is 8550740651. The next prime is 8550740669. The reversal of 8550740663 is 3660470558.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3660470558 = 2 ⋅1830235279.

It is a cyclic number.

It is not a de Polignac number, because 8550740663 - 2³² = 4255773367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8550740669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115550513 + ... + 115550586.

It is an arithmetic number, because the mean of its divisors is an integer number (2195460450).

Almost surely, 2^8550740663 is an apocalyptic number.

8550740663 is a deficient number, since it is larger than the sum of its proper divisors (231101137).

8550740663 is a wasteful number, since it uses less digits than its factorization.

8550740663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231101136.

The product of its (nonzero) digits is 604800, while the sum is 44.

The square root of 8550740663 is about 92470.2150046165. The cubic root of 8550740663 is about 2044.8803968764.

Adding to 8550740663 its reverse (3660470558), we get a palindrome (12211211221).

The spelling of 8550740663 in words is "eight billion, five hundred fifty million, seven hundred forty thousand, six hundred sixty-three".