168786668332 has 12 divisors (see below), whose sum is σ = 298301191776. Its totient is φ = 83557756400.

The previous prime is 168786668329. The next prime is 168786668353. The reversal of 168786668332 is 233866687861.

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, 208893988 + ... + 208894795.

It is an arithmetic number, because the mean of its divisors is an integer number (24858432648).

Almost surely, 2^168786668332 is an apocalyptic number.

It is an amenable number.

168786668332 is a deficient number, since it is larger than the sum of its proper divisors (129514523444).

168786668332 is a wasteful number, since it uses less digits than its factorization.

168786668332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417788888 (or 417788886 counting only the distinct ones).

The product of its digits is 83607552, while the sum is 64.

The spelling of 168786668332 in words is "one hundred sixty-eight billion, seven hundred eighty-six million, six hundred sixty-eight thousand, three hundred thirty-two".