243205425340000 has 120 divisors (see below), whose sum is σ = 600097279469688. Its totient is φ = 96993496320000.

The previous prime is 243205425339983. The next prime is 243205425340019. The reversal of 243205425340000 is 43524502342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11301946 + ... + 24781945.

Almost surely, 2^{243205425340000} is an apocalyptic number.

243205425340000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243205425340000 is an abundant number, since it is smaller than the sum of its proper divisors (356891854129688).

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

243205425340000 is an equidigital number, since it uses as much as digits as its factorization.

243205425340000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36084258 (or 36084235 counting only the distinct ones).

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

Adding to 243205425340000 its reverse (43524502342), we get a palindrome (243248949842342).

The spelling of 243205425340000 in words is "two hundred forty-three trillion, two hundred five billion, four hundred twenty-five million, three hundred forty thousand".