232205040253240 has 128 divisors (see below), whose sum is σ = 552399912000000. Its totient is φ = 87716185514496.

The previous prime is 232205040253201. The next prime is 232205040253247. The reversal of 232205040253240 is 42352040502232.

It is a junction number, because it is equal to n+sod(n) for n = 232205040253196 and 232205040253205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232205040253247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5094871 + ... + 22144249.

It is an arithmetic number, because the mean of its divisors is an integer number (4315624312500).

Almost surely, 2^{232205040253240} is an apocalyptic number.

232205040253240 is a gapful number since it is divisible by the number (20) 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 232205040253240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (276199956000000).

232205040253240 is an abundant number, since it is smaller than the sum of its proper divisors (320194871746760).

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

232205040253240 is a wasteful number, since it uses less digits than its factorization.

232205040253240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17049677 (or 17049673 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 34.

Adding to 232205040253240 its reverse (42352040502232), we get a palindrome (274557080755472).

The spelling of 232205040253240 in words is "two hundred thirty-two trillion, two hundred five billion, forty million, two hundred fifty-three thousand, two hundred forty".