163327760 has 80 divisors (see below), whose sum is σ = 394141440. Its totient is φ = 62899200.

The previous prime is 163327751. The next prime is 163327771. The reversal of 163327760 is 67723361.

It is a happy number.

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 163327760.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 271460 + ... + 272060.

It is an arithmetic number, because the mean of its divisors is an integer number (4926768).

Almost surely, 2^163327760 is an apocalyptic number.

163327760 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 163327760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197070720).

163327760 is an abundant number, since it is smaller than the sum of its proper divisors (230813680).

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

163327760 is a wasteful number, since it uses less digits than its factorization.

163327760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736 (or 730 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 35.

The square root of 163327760 is about 12779.9749608518. The cubic root of 163327760 is about 546.6214484378.

The spelling of 163327760 in words is "one hundred sixty-three million, three hundred twenty-seven thousand, seven hundred sixty".