67667676676 has 12 divisors (see below), whose sum is σ = 118424177872. Its totient is φ = 33832197288.

The previous prime is 67667676653. The next prime is 67667676689.

67667676676 is nontrivially palindromic in base 10.

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, 315030 + ... + 484333.

Almost surely, 2^67667676676 is an apocalyptic number.

It is an amenable number.

67667676676 is a deficient number, since it is larger than the sum of its proper divisors (50756501196).

67667676676 is a wasteful number, since it uses less digits than its factorization.

67667676676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820530 (or 820528 counting only the distinct ones).

The product of its digits is 672126336, while the sum is 70.

The spelling of 67667676676 in words is "sixty-seven billion, six hundred sixty-seven million, six hundred seventy-six thousand, six hundred seventy-six".