667068333763711 has 32 divisors (see below), whose sum is σ = 731631711121920. Its totient is φ = 603169652131200.

The previous prime is 667068333763697. The next prime is 667068333763729. The reversal of 667068333763711 is 117367333860766.

It is not a de Polignac number, because 667068333763711 - 2⁵ = 667068333763679 is a prime.

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667068333763781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2186619790 + ... + 2186924836.

It is an arithmetic number, because the mean of its divisors is an integer number (22863490972560).

Almost surely, 2^{667068333763711} is an apocalyptic number.

667068333763711 is a deficient number, since it is larger than the sum of its proper divisors (64563377358209).

667068333763711 is a wasteful number, since it uses less digits than its factorization.

667068333763711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306895.

The product of its (nonzero) digits is 288054144, while the sum is 67.

The spelling of 667068333763711 in words is "six hundred sixty-seven trillion, sixty-eight billion, three hundred thirty-three million, seven hundred sixty-three thousand, seven hundred eleven".