172143283200 has 792 divisors, whose sum is σ = 687016956672. Its totient is φ = 37234114560.

The previous prime is 172143283187. The next prime is 172143283229. The reversal of 172143283200 is 2382341271.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 194073157 + ... + 194074043.

Almost surely, 2^172143283200 is an apocalyptic number.

172143283200 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 172143283200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (343508478336).

172143283200 is an abundant number, since it is smaller than the sum of its proper divisors (514873673472).

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

172143283200 is a wasteful number, since it uses less digits than its factorization.

172143283200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965 (or 923 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The spelling of 172143283200 in words is "one hundred seventy-two billion, one hundred forty-three million, two hundred eighty-three thousand, two hundred".