6693880772 has 12 divisors (see below), whose sum is σ = 11862574080. Its totient is φ = 3304573896.

The previous prime is 6693880759. The next prime is 6693880783. The reversal of 6693880772 is 2770883966.

It is a happy 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 3 ways as a sum of consecutive naturals, for example, 10591268 + ... + 10591899.

It is an arithmetic number, because the mean of its divisors is an integer number (988547840).

Almost surely, 2^6693880772 is an apocalyptic number.

It is an amenable number.

6693880772 is a deficient number, since it is larger than the sum of its proper divisors (5168693308).

6693880772 is a wasteful number, since it uses less digits than its factorization.

6693880772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21183250 (or 21183248 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 56.

The square root of 6693880772 is about 81816.1400458369. The cubic root of 6693880772 is about 1884.6295263127.

The spelling of 6693880772 in words is "six billion, six hundred ninety-three million, eight hundred eighty thousand, seven hundred seventy-two".