128023336699 has 2 divisors, whose sum is σ = 128023336700. Its totient is φ = 128023336698.

The previous prime is 128023336633. The next prime is 128023336709. The reversal of 128023336699 is 996633320821.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 128023336699 - 2⁹ = 128023336187 is a prime.

It is not a weakly prime, because it can be changed into another prime (128023336999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64011668349 + 64011668350.

It is an arithmetic number, because the mean of its divisors is an integer number (64011668350).

Almost surely, 2^128023336699 is an apocalyptic number.

128023336699 is a deficient number, since it is larger than the sum of its proper divisors (1).

128023336699 is an equidigital number, since it uses as much as digits as its factorization.

128023336699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2519424, while the sum is 52.

The spelling of 128023336699 in words is "one hundred twenty-eight billion, twenty-three million, three hundred thirty-six thousand, six hundred ninety-nine".