5676666766 has 4 divisors (see below), whose sum is σ = 8515000152. Its totient is φ = 2838333382.

The previous prime is 5676666761. The next prime is 5676666781. The reversal of 5676666766 is 6676666765.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5676666761) 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 as a sum of consecutive naturals, namely, 1419166690 + ... + 1419166693.

It is an arithmetic number, because the mean of its divisors is an integer number (2128750038).

Almost surely, 2^5676666766 is an apocalyptic number.

5676666766 is a deficient number, since it is larger than the sum of its proper divisors (2838333386).

5676666766 is a wasteful number, since it uses less digits than its factorization.

5676666766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2838333385.

The product of its digits is 68584320, while the sum is 61.

The square root of 5676666766 is about 75343.6577689191. The cubic root of 5676666766 is about 1783.8751963391.

Subtracting 5676666766 from its reverse (6676666765), we obtain a palindrome (999999999).

The spelling of 5676666766 in words is "five billion, six hundred seventy-six million, six hundred sixty-six thousand, seven hundred sixty-six".