163165298864 has 20 divisors (see below), whose sum is σ = 327033897360. Its totient is φ = 78769454400.

The previous prime is 163165298861. The next prime is 163165298873. The reversal of 163165298864 is 468892561361.

163165298864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (163165298861) by changing a digit.

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, 175824212 + ... + 175825139.

It is an arithmetic number, because the mean of its divisors is an integer number (16351694868).

Almost surely, 2^163165298864 is an apocalyptic number.

It is an amenable number.

163165298864 is an abundant number, since it is smaller than the sum of its proper divisors (163868598496).

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

163165298864 is a wasteful number, since it uses less digits than its factorization.

163165298864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351649388 (or 351649382 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 59.

The spelling of 163165298864 in words is "one hundred sixty-three billion, one hundred sixty-five million, two hundred ninety-eight thousand, eight hundred sixty-four".