234420421424 has 20 divisors (see below), whose sum is σ = 519073790544. Its totient is φ = 100465894848.

The previous prime is 234420421421. The next prime is 234420421429. The reversal of 234420421424 is 424124024432.

It is not an unprimeable number, because it can be changed into a prime (234420421421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1046519627 + ... + 1046519850.

Almost surely, 2^234420421424 is an apocalyptic number.

It is an amenable number.

234420421424 is an abundant number, since it is smaller than the sum of its proper divisors (284653369120).

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

234420421424 is a wasteful number, since it uses less digits than its factorization.

234420421424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2093039492 (or 2093039486 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 234420421424 its reverse (424124024432), we get a palindrome (658544445856).

The spelling of 234420421424 in words is "two hundred thirty-four billion, four hundred twenty million, four hundred twenty-one thousand, four hundred twenty-four".