163233144216 has 128 divisors (see below), whose sum is σ = 458187840000. Its totient is φ = 53841939840.

The previous prime is 163233144157. The next prime is 163233144227. The reversal of 163233144216 is 612441332361.

163233144216 is a `hidden beast` number, since 1 + 6 + 323 + 314 + 4 + 2 + 16 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10150230 + ... + 10166298.

It is an arithmetic number, because the mean of its divisors is an integer number (3579592500).

Almost surely, 2^163233144216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163233144216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229093920000).

163233144216 is an abundant number, since it is smaller than the sum of its proper divisors (294954695784).

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

163233144216 is a wasteful number, since it uses less digits than its factorization.

163233144216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16574 (or 16564 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

Adding to 163233144216 its reverse (612441332361), we get a palindrome (775674476577).

The spelling of 163233144216 in words is "one hundred sixty-three billion, two hundred thirty-three million, one hundred forty-four thousand, two hundred sixteen".