12394359327989 has 2 divisors, whose sum is σ = 12394359327990. Its totient is φ = 12394359327988.

The previous prime is 12394359327899. The next prime is 12394359328037. The reversal of 12394359327989 is 98972395349321.

12394359327989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (12394359327899) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12240551822500 + 153807505489 = 3498650^2 + 392183^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12394359327989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12394359377989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6197179663994 + 6197179663995.

It is an arithmetic number, because the mean of its divisors is an integer number (6197179663995).

Almost surely, 2^{12394359327989} is an apocalyptic number.

It is an amenable number.

12394359327989 is a deficient number, since it is larger than the sum of its proper divisors (1).

12394359327989 is an equidigital number, since it uses as much as digits as its factorization.

12394359327989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 793618560, while the sum is 74.

The spelling of 12394359327989 in words is "twelve trillion, three hundred ninety-four billion, three hundred fifty-nine million, three hundred twenty-seven thousand, nine hundred eighty-nine".