8662772668 has 12 divisors (see below), whose sum is σ = 16538020632. Its totient is φ = 3937623920.

The previous prime is 8662772663. The next prime is 8662772681.

8662772668 is nontrivially palindromic in base 10.

8662772668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8662772663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98440555 + ... + 98440642.

It is an arithmetic number, because the mean of its divisors is an integer number (1378168386).

Almost surely, 2^8662772668 is an apocalyptic number.

It is an amenable number.

8662772668 is a deficient number, since it is larger than the sum of its proper divisors (7875247964).

8662772668 is a wasteful number, since it uses less digits than its factorization.

8662772668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196881212 (or 196881210 counting only the distinct ones).

The product of its digits is 16257024, while the sum is 58.

The square root of 8662772668 is about 93074.0171476444. The cubic root of 8662772668 is about 2053.7723652799.

The spelling of 8662772668 in words is "eight billion, six hundred sixty-two million, seven hundred seventy-two thousand, six hundred sixty-eight".