163245499200 has 1344 divisors, whose sum is σ = 725667840000. Its totient is φ = 35616430080.

The previous prime is 163245499189. The next prime is 163245499217. The reversal of 163245499200 is 2994542361.

163245499200 is a `hidden beast` number, since 1 + 63 + 24 + 549 + 9 + 20 + 0 = 666.

163245499200 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 (1344).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

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 191 ways as a sum of consecutive naturals, for example, 340804561 + ... + 340805039.

Almost surely, 2^163245499200 is an apocalyptic number.

163245499200 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 163245499200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (362833920000).

163245499200 is an abundant number, since it is smaller than the sum of its proper divisors (562422340800).

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

163245499200 is a wasteful number, since it uses less digits than its factorization.

163245499200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554 (or 519 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The spelling of 163245499200 in words is "one hundred sixty-three billion, two hundred forty-five million, four hundred ninety-nine thousand, two hundred".