6670909566668 has 6 divisors (see below), whose sum is σ = 11674091741676. Its totient is φ = 3335454783332.

The previous prime is 6670909566613. The next prime is 6670909566677. The reversal of 6670909566668 is 8666659090766.

It is a junction number, because it is equal to n+sod(n) for n = 6670909566595 and 6670909566604.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 833863695830 + ... + 833863695837.

It is an arithmetic number, because the mean of its divisors is an integer number (1945681956946).

Almost surely, 2^{6670909566668} is an apocalyptic number.

It is an amenable number.

6670909566668 is a deficient number, since it is larger than the sum of its proper divisors (5003182175008).

6670909566668 is a wasteful number, since it uses less digits than its factorization.

6670909566668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1667727391671 (or 1667727391669 counting only the distinct ones).

The product of its (nonzero) digits is 1058158080, while the sum is 74.

The spelling of 6670909566668 in words is "six trillion, six hundred seventy billion, nine hundred nine million, five hundred sixty-six thousand, six hundred sixty-eight".