163362320 has 80 divisors (see below), whose sum is σ = 420187392. Its totient is φ = 58567680.

The previous prime is 163362313. The next prime is 163362337. The reversal of 163362320 is 23263361.

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 163362320.

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, 62969 + ... + 65511.

Almost surely, 2^163362320 is an apocalyptic number.

163362320 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 163362320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210093696).

163362320 is an abundant number, since it is smaller than the sum of its proper divisors (256825072).

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

163362320 is a wasteful number, since it uses less digits than its factorization.

163362320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2640 (or 2634 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 163362320 is about 12781.3270046580. The cubic root of 163362320 is about 546.6600005797.

The spelling of 163362320 in words is "one hundred sixty-three million, three hundred sixty-two thousand, three hundred twenty".