8328385766 has 4 divisors (see below), whose sum is σ = 12492578652. Its totient is φ = 4164192882.

The previous prime is 8328385763. The next prime is 8328385783. The reversal of 8328385766 is 6675838238.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×8328385766² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8328385763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2082096440 + ... + 2082096443.

It is an arithmetic number, because the mean of its divisors is an integer number (3123144663).

Almost surely, 2^8328385766 is an apocalyptic number.

8328385766 is a deficient number, since it is larger than the sum of its proper divisors (4164192886).

8328385766 is a wasteful number, since it uses less digits than its factorization.

8328385766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4164192885.

The product of its digits is 11612160, while the sum is 56.

The square root of 8328385766 is about 91259.9899517856. The cubic root of 8328385766 is about 2026.9993577087. Note that the first 3 decimals are identical.

The spelling of 8328385766 in words is "eight billion, three hundred twenty-eight million, three hundred eighty-five thousand, seven hundred sixty-six".