163608900 has 216 divisors, whose sum is σ = 587087424. Its totient is φ = 34444800.

The previous prime is 163608899. The next prime is 163608911. The reversal of 163608900 is 9806361.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 354670 + ... + 355130.

Almost surely, 2^163608900 is an apocalyptic number.

163608900 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 163608900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (293543712).

163608900 is an abundant number, since it is smaller than the sum of its proper divisors (423478524).

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

163608900 is a wasteful number, since it uses less digits than its factorization.

163608900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511 (or 491 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 163608900 is about 12790.9694706852. The cubic root of 163608900 is about 546.9349061994.

The spelling of 163608900 in words is "one hundred sixty-three million, six hundred eight thousand, nine hundred".