163355120 has 80 divisors (see below), whose sum is σ = 395212800. Its totient is φ = 62726400.

The previous prime is 163355119. The next prime is 163355149. The reversal of 163355120 is 21553361.

163355120 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 163355120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 493355 + ... + 493685.

It is an arithmetic number, because the mean of its divisors is an integer number (4940160).

Almost surely, 2^163355120 is an apocalyptic number.

163355120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163355120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197606400).

163355120 is an abundant number, since it is smaller than the sum of its proper divisors (231857680).

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

163355120 is a wasteful number, since it uses less digits than its factorization.

163355120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574 (or 568 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 163355120 is about 12781.0453406597. The cubic root of 163355120 is about 546.6519693319.

The spelling of 163355120 in words is "one hundred sixty-three million, three hundred fifty-five thousand, one hundred twenty".