6670370706686 has 16 divisors (see below), whose sum is σ = 10441049883264. Its totient is φ = 3190033791384.

The previous prime is 6670370706581. The next prime is 6670370706733. The reversal of 6670370706686 is 6866070730766.

It is a super-2 number, since 2×6670370706686² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2224160 + ... + 4276403.

It is an arithmetic number, because the mean of its divisors is an integer number (652565617704).

Almost surely, 2^{6670370706686} is an apocalyptic number.

6670370706686 is a deficient number, since it is larger than the sum of its proper divisors (3770679176578).

6670370706686 is a wasteful number, since it uses less digits than its factorization.

6670370706686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6522895.

The product of its (nonzero) digits is 64012032, while the sum is 62.

The spelling of 6670370706686 in words is "six trillion, six hundred seventy billion, three hundred seventy million, seven hundred six thousand, six hundred eighty-six".