12385894809611 has 2 divisors, whose sum is σ = 12385894809612. Its totient is φ = 12385894809610.

The previous prime is 12385894809487. The next prime is 12385894809721. The reversal of 12385894809611 is 11690849858321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12385894809611 - 2¹⁴ = 12385894793227 is a prime.

It is not a weakly prime, because it can be changed into another prime (12385894809011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6192947404805 + 6192947404806.

It is an arithmetic number, because the mean of its divisors is an integer number (6192947404806).

Almost surely, 2^{12385894809611} is an apocalyptic number.

12385894809611 is a deficient number, since it is larger than the sum of its proper divisors (1).

12385894809611 is an equidigital number, since it uses as much as digits as its factorization.

12385894809611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29859840, while the sum is 65.

The spelling of 12385894809611 in words is "twelve trillion, three hundred eighty-five billion, eight hundred ninety-four million, eight hundred nine thousand, six hundred eleven".