1666700183368 has 16 divisors (see below), whose sum is σ = 3409159466160. Its totient is φ = 757590992400.

The previous prime is 1666700183359. The next prime is 1666700183387. The reversal of 1666700183368 is 8633810076661.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9469887318 + ... + 9469887493.

It is an arithmetic number, because the mean of its divisors is an integer number (213072466635).

Almost surely, 2^{1666700183368} is an apocalyptic number.

It is an amenable number.

1666700183368 is an abundant number, since it is smaller than the sum of its proper divisors (1742459282792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1666700183368 is a wasteful number, since it uses less digits than its factorization.

1666700183368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18939774828 (or 18939774824 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 1666700183368 in words is "one trillion, six hundred sixty-six billion, seven hundred million, one hundred eighty-three thousand, three hundred sixty-eight".