432444100243421 has 16 divisors (see below), whose sum is σ = 523294254063360. Its totient is φ = 348862098804480.

The previous prime is 432444100243403. The next prime is 432444100243451. The reversal of 432444100243421 is 124342001444234.

It is a cyclic number.

It is not a de Polignac number, because 432444100243421 - 2¹⁰ = 432444100242397 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 (432444100243451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200258456 + ... + 202406366.

It is an arithmetic number, because the mean of its divisors is an integer number (32705890878960).

Almost surely, 2^{432444100243421} is an apocalyptic number.

It is an amenable number.

432444100243421 is a deficient number, since it is larger than the sum of its proper divisors (90850153819939).

432444100243421 is a wasteful number, since it uses less digits than its factorization.

432444100243421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3839804.

The product of its (nonzero) digits is 294912, while the sum is 38.

Adding to 432444100243421 its reverse (124342001444234), we get a palindrome (556786101687655).

The spelling of 432444100243421 in words is "four hundred thirty-two trillion, four hundred forty-four billion, one hundred million, two hundred forty-three thousand, four hundred twenty-one".