676666667344 has 10 divisors (see below), whose sum is σ = 1311041668010. Its totient is φ = 338333333664.

The previous prime is 676666667333. The next prime is 676666667357. The reversal of 676666667344 is 443766666676.

It is a happy number.

676666667344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 624036801600 + 52629865744 = 789960^2 + 229412^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 676666667344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21145833339 + ... + 21145833370.

It is an arithmetic number, because the mean of its divisors is an integer number (131104166801).

Almost surely, 2^676666667344 is an apocalyptic number.

It is an amenable number.

676666667344 is a deficient number, since it is larger than the sum of its proper divisors (634375000666).

676666667344 is a wasteful number, since it uses less digits than its factorization.

676666667344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42291666717 (or 42291666711 counting only the distinct ones).

The product of its digits is 658409472, while the sum is 67.

The spelling of 676666667344 in words is "six hundred seventy-six billion, six hundred sixty-six million, six hundred sixty-seven thousand, three hundred forty-four".