172232255600 has 120 divisors (see below), whose sum is σ = 428509930752. Its totient is φ = 66484454400.

The previous prime is 172232255593. The next prime is 172232255617. The reversal of 172232255600 is 6552232271.

It is a super-3 number, since 3×172232255600³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1226609 + ... + 1359791.

Almost surely, 2^172232255600 is an apocalyptic number.

172232255600 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 172232255600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214254965376).

172232255600 is an abundant number, since it is smaller than the sum of its proper divisors (256277675152).

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

172232255600 is a wasteful number, since it uses less digits than its factorization.

172232255600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133315 (or 133304 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

Adding to 172232255600 its reverse (6552232271), we get a palindrome (178784487871).

The spelling of 172232255600 in words is "one hundred seventy-two billion, two hundred thirty-two million, two hundred fifty-five thousand, six hundred".