243413212441240 has 32 divisors (see below), whose sum is σ = 548008270271280. Its totient is φ = 97306877460352.

The previous prime is 243413212441211. The next prime is 243413212441253. The reversal of 243413212441240 is 42144212314342.

It is a self number, because there is not a number n which added to its sum of digits gives 243413212441240.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1825167367 + ... + 1825300726.

Almost surely, 2^{243413212441240} is an apocalyptic number.

243413212441240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243413212441240 is an abundant number, since it is smaller than the sum of its proper divisors (304595057830040).

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

243413212441240 is a wasteful number, since it uses less digits than its factorization.

243413212441240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3650469771 (or 3650469767 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 37.

Adding to 243413212441240 its reverse (42144212314342), we get a palindrome (285557424755582).

The spelling of 243413212441240 in words is "two hundred forty-three trillion, four hundred thirteen billion, two hundred twelve million, four hundred forty-one thousand, two hundred forty".