432342033421 has 4 divisors (see below), whose sum is σ = 440499430332. Its totient is φ = 424184636512.

The previous prime is 432342033407. The next prime is 432342033463. The reversal of 432342033421 is 124330243234.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 124330243234 = 2 ⋅62165121617.

It can be written as a sum of positive squares in 2 ways, for example, as 316531137321 + 115810896100 = 562611^2 + 340310^2 .

It is a cyclic number.

It is not a de Polignac number, because 432342033421 - 2¹⁹ = 432341509133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432342033481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4078698376 + ... + 4078698481.

It is an arithmetic number, because the mean of its divisors is an integer number (110124857583).

Almost surely, 2^432342033421 is an apocalyptic number.

It is an amenable number.

432342033421 is a deficient number, since it is larger than the sum of its proper divisors (8157396911).

432342033421 is an equidigital number, since it uses as much as digits as its factorization.

432342033421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8157396910.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 432342033421 its reverse (124330243234), we get a palindrome (556672276655).

The spelling of 432342033421 in words is "four hundred thirty-two billion, three hundred forty-two million, thirty-three thousand, four hundred twenty-one".