32399934493 has 2 divisors, whose sum is σ = 32399934494. Its totient is φ = 32399934492.

The previous prime is 32399934491. The next prime is 32399934521. The reversal of 32399934493 is 39443999323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31245158169 + 1154776324 = 176763^2 + 33982^2 .

It is a cyclic number.

It is not a de Polignac number, because 32399934493 - 2¹ = 32399934491 is a prime.

Together with 32399934491, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32399934491) 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 as a sum of consecutive naturals, namely, 16199967246 + 16199967247.

It is an arithmetic number, because the mean of its divisors is an integer number (16199967247).

Almost surely, 2^32399934493 is an apocalyptic number.

It is an amenable number.

32399934493 is a deficient number, since it is larger than the sum of its proper divisors (1).

32399934493 is an equidigital number, since it uses as much as digits as its factorization.

32399934493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17006112, while the sum is 58.

The spelling of 32399934493 in words is "thirty-two billion, three hundred ninety-nine million, nine hundred thirty-four thousand, four hundred ninety-three".