6786433766 has 16 divisors (see below), whose sum is σ = 11660889600. Its totient is φ = 2901720840.

The previous prime is 6786433757. The next prime is 6786433777. The reversal of 6786433766 is 6673346876.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 556316 + ... + 568383.

It is an arithmetic number, because the mean of its divisors is an integer number (728805600).

Almost surely, 2^6786433766 is an apocalyptic number.

6786433766 is a deficient number, since it is larger than the sum of its proper divisors (4874455834).

6786433766 is a wasteful number, since it uses less digits than its factorization.

6786433766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125139.

The product of its digits is 18289152, while the sum is 56.

The square root of 6786433766 is about 82379.8140687390. The cubic root of 6786433766 is about 1893.2757471148.

The spelling of 6786433766 in words is "six billion, seven hundred eighty-six million, four hundred thirty-three thousand, seven hundred sixty-six".