168893762228 has 12 divisors (see below), whose sum is σ = 295599484320. Its totient is φ = 84436766712.

The previous prime is 168893762137. The next prime is 168893762251. The reversal of 168893762228 is 822267398861.

168893762228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3 ways as a sum of consecutive naturals, for example, 2490968 + ... + 2557871.

It is an arithmetic number, because the mean of its divisors is an integer number (24633290360).

Almost surely, 2^168893762228 is an apocalyptic number.

It is an amenable number.

168893762228 is a deficient number, since it is larger than the sum of its proper divisors (126705722092).

168893762228 is a wasteful number, since it uses less digits than its factorization.

168893762228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5057206 (or 5057204 counting only the distinct ones).

The product of its digits is 27869184, while the sum is 62.

The spelling of 168893762228 in words is "one hundred sixty-eight billion, eight hundred ninety-three million, seven hundred sixty-two thousand, two hundred twenty-eight".