6675555766 has 16 divisors (see below), whose sum is σ = 10949722560. Its totient is φ = 3027097480.

The previous prime is 6675555739. The next prime is 6675555781.

6675555766 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 6675555766.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352876 + ... + 371311.

It is an arithmetic number, because the mean of its divisors is an integer number (684357660).

Almost surely, 2^6675555766 is an apocalyptic number.

6675555766 is a deficient number, since it is larger than the sum of its proper divisors (4274166794).

6675555766 is a wasteful number, since it uses less digits than its factorization.

6675555766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724619.

The product of its digits is 39690000, while the sum is 58.

The square root of 6675555766 is about 81704.0743537310. The cubic root of 6675555766 is about 1882.9081825260.

The spelling of 6675555766 in words is "six billion, six hundred seventy-five million, five hundred fifty-five thousand, seven hundred sixty-six".