32432144321 has 2 divisors, whose sum is σ = 32432144322. Its totient is φ = 32432144320.

The previous prime is 32432144309. The next prime is 32432144323. The reversal of 32432144321 is 12344123423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29563363600 + 2868780721 = 171940^2 + 53561^2 .

It is an emirp because it is prime and its reverse (12344123423) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32432144321 - 2⁶ = 32432144257 is a prime.

Together with 32432144323, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (32432144323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16216072160 + 16216072161.

It is an arithmetic number, because the mean of its divisors is an integer number (16216072161).

Almost surely, 2^32432144321 is an apocalyptic number.

It is an amenable number.

32432144321 is a deficient number, since it is larger than the sum of its proper divisors (1).

32432144321 is an equidigital number, since it uses as much as digits as its factorization.

32432144321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 29.

Adding to 32432144321 its reverse (12344123423), we get a palindrome (44776267744).

The spelling of 32432144321 in words is "thirty-two billion, four hundred thirty-two million, one hundred forty-four thousand, three hundred twenty-one".