20039329232399 has 2 divisors, whose sum is σ = 20039329232400. Its totient is φ = 20039329232398.

The previous prime is 20039329232359. The next prime is 20039329232441. The reversal of 20039329232399 is 99323292393002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20039329232399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20039329232339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10019664616199 + 10019664616200.

It is an arithmetic number, because the mean of its divisors is an integer number (10019664616200).

Almost surely, 2^{20039329232399} is an apocalyptic number.

20039329232399 is a deficient number, since it is larger than the sum of its proper divisors (1).

20039329232399 is an equidigital number, since it uses as much as digits as its factorization.

20039329232399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8503056, while the sum is 56.

The spelling of 20039329232399 in words is "twenty trillion, thirty-nine billion, three hundred twenty-nine million, two hundred thirty-two thousand, three hundred ninety-nine".