32430440443 has 2 divisors, whose sum is σ = 32430440444. Its totient is φ = 32430440442.

The previous prime is 32430440429. The next prime is 32430440461. The reversal of 32430440443 is 34404403423.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32430440443 - 2⁵ = 32430440411 is a prime.

It is not a weakly prime, because it can be changed into another prime (32430440423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16215220221 + 16215220222.

It is an arithmetic number, because the mean of its divisors is an integer number (16215220222).

Almost surely, 2^32430440443 is an apocalyptic number.

32430440443 is a deficient number, since it is larger than the sum of its proper divisors (1).

32430440443 is an equidigital number, since it uses as much as digits as its factorization.

32430440443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 32430440443 its reverse (34404403423), we get a palindrome (66834843866).

The spelling of 32430440443 in words is "thirty-two billion, four hundred thirty million, four hundred forty thousand, four hundred forty-three".