6763977966 has 16 divisors (see below), whose sum is σ = 13529032704. Its totient is φ = 2254479864.

The previous prime is 6763977953. The next prime is 6763977971. The reversal of 6763977966 is 6697793676.

It is a junction number, because it is equal to n+sod(n) for n = 6763977897 and 6763977906.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 53331 + ... + 127953.

It is an arithmetic number, because the mean of its divisors is an integer number (845564544).

Almost surely, 2^6763977966 is an apocalyptic number.

6763977966 is an abundant number, since it is smaller than the sum of its proper divisors (6765054738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6763977966 is a wasteful number, since it uses less digits than its factorization.

6763977966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89735.

The product of its digits is 108020304, while the sum is 66.

The square root of 6763977966 is about 82243.4068238908. The cubic root of 6763977966 is about 1891.1852038148.

The spelling of 6763977966 in words is "six billion, seven hundred sixty-three million, nine hundred seventy-seven thousand, nine hundred sixty-six".