243555242032352 has 24 divisors (see below), whose sum is σ = 479519901077112. Its totient is φ = 121772410012800.

The previous prime is 243555242032337. The next prime is 243555242032357. The reversal of 243555242032352 is 253230242555342.

It is a junction number, because it is equal to n+sod(n) for n = 243555242032297 and 243555242032306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243555242032357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162084299 + ... + 163580042.

It is an arithmetic number, because the mean of its divisors is an integer number (19979995878213).

Almost surely, 2^{243555242032352} is an apocalyptic number.

It is an amenable number.

243555242032352 is a deficient number, since it is larger than the sum of its proper divisors (235964659044760).

243555242032352 is a wasteful number, since it uses less digits than its factorization.

243555242032352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325687722 (or 325687714 counting only the distinct ones).

The product of its (nonzero) digits is 8640000, while the sum is 47.

Adding to 243555242032352 its reverse (253230242555342), we get a palindrome (496785484587694).

The spelling of 243555242032352 in words is "two hundred forty-three trillion, five hundred fifty-five billion, two hundred forty-two million, thirty-two thousand, three hundred fifty-two".