243120454430 has 16 divisors (see below), whose sum is σ = 500133506400. Its totient is φ = 83355584352.

The previous prime is 243120454427. The next prime is 243120454457. The reversal of 243120454430 is 34454021342.

243120454430 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1736574605 + ... + 1736574744.

It is an arithmetic number, because the mean of its divisors is an integer number (31258344150).

Almost surely, 2^243120454430 is an apocalyptic number.

243120454430 is an abundant number, since it is smaller than the sum of its proper divisors (257013051970).

243120454430 is a wasteful number, since it uses less digits than its factorization.

243120454430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3473149363.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 243120454430 its reverse (34454021342), we get a palindrome (277574475772).

The spelling of 243120454430 in words is "two hundred forty-three billion, one hundred twenty million, four hundred fifty-four thousand, four hundred thirty".