243410421303424 has 128 divisors (see below), whose sum is σ = 531962346240000. Its totient is φ = 110441993011200.

The previous prime is 243410421303383. The next prime is 243410421303431. The reversal of 243410421303424 is 424303124014342.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×243410421303424² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11622952 + ... + 24938200.

It is an arithmetic number, because the mean of its divisors is an integer number (4155955830000).

Almost surely, 2^{243410421303424} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 243410421303424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265981173120000).

243410421303424 is an abundant number, since it is smaller than the sum of its proper divisors (288551924936576).

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

243410421303424 is a wasteful number, since it uses less digits than its factorization.

243410421303424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13315582 (or 13315570 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 243410421303424 its reverse (424303124014342), we get a palindrome (667713545317766).

The spelling of 243410421303424 in words is "two hundred forty-three trillion, four hundred ten billion, four hundred twenty-one million, three hundred three thousand, four hundred twenty-four".