168233112805 has 8 divisors (see below), whose sum is σ = 201903685632. Its totient is φ = 134570523408.

The previous prime is 168233112793. The next prime is 168233112811. The reversal of 168233112805 is 508211332861.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-168233112805 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1949397 + ... + 2033866.

It is an arithmetic number, because the mean of its divisors is an integer number (25237960704).

Almost surely, 2^168233112805 is an apocalyptic number.

It is an amenable number.

168233112805 is a deficient number, since it is larger than the sum of its proper divisors (33670572827).

168233112805 is an equidigital number, since it uses as much as digits as its factorization.

168233112805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3991715.

The product of its (nonzero) digits is 69120, while the sum is 40.

The spelling of 168233112805 in words is "one hundred sixty-eight billion, two hundred thirty-three million, one hundred twelve thousand, eight hundred five".