1668466695006 has 32 divisors (see below), whose sum is σ = 3708568749600. Its totient is φ = 556025817600.

The previous prime is 1668466694981. The next prime is 1668466695017. The reversal of 1668466695006 is 6005966648661.

It is a super-2 number, since 2×1668466695006² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3370345 + ... + 3833556.

It is an arithmetic number, because the mean of its divisors is an integer number (115892773425).

Almost surely, 2^{1668466695006} is an apocalyptic number.

1668466695006 is an abundant number, since it is smaller than the sum of its proper divisors (2040102054594).

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

1668466695006 is a wasteful number, since it uses less digits than its factorization.

1668466695006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7208201 (or 7208195 counting only the distinct ones).

The product of its (nonzero) digits is 67184640, while the sum is 63.

The spelling of 1668466695006 in words is "one trillion, six hundred sixty-eight billion, four hundred sixty-six million, six hundred ninety-five thousand, six".