39399329399 has 2 divisors, whose sum is σ = 39399329400. Its totient is φ = 39399329398.

The previous prime is 39399329377. The next prime is 39399329401. The reversal of 39399329399 is 99392399393.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 39399329399 - 2³² = 35104362103 is a prime.

Together with 39399329401, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39399322399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19699664699 + 19699664700.

It is an arithmetic number, because the mean of its divisors is an integer number (19699664700).

Almost surely, 2^39399329399 is an apocalyptic number.

39399329399 is a deficient number, since it is larger than the sum of its proper divisors (1).

39399329399 is an equidigital number, since it uses as much as digits as its factorization.

39399329399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86093442, while the sum is 68.

The spelling of 39399329399 in words is "thirty-nine billion, three hundred ninety-nine million, three hundred twenty-nine thousand, three hundred ninety-nine".