168663366773 has 8 divisors (see below), whose sum is σ = 188484117696. Its totient is φ = 149590568800.

The previous prime is 168663366763. The next prime is 168663366779. The reversal of 168663366773 is 377663366861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 168663366773 - 2³⁴ = 151483497589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168663366779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186987761 + ... + 186988662.

It is an arithmetic number, because the mean of its divisors is an integer number (23560514712).

Almost surely, 2^168663366773 is an apocalyptic number.

It is an amenable number.

168663366773 is a deficient number, since it is larger than the sum of its proper divisors (19820750923).

168663366773 is a wasteful number, since it uses less digits than its factorization.

168663366773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373976475.

The product of its digits is 82301184, while the sum is 62.

The spelling of 168663366773 in words is "one hundred sixty-eight billion, six hundred sixty-three million, three hundred sixty-six thousand, seven hundred seventy-three".