1300066311809 has 32 divisors (see below), whose sum is σ = 1379426630400. Its totient is φ = 1223351584000.

The previous prime is 1300066311787. The next prime is 1300066311821. The reversal of 1300066311809 is 9081136600031.

It is a cyclic number.

It is not a de Polignac number, because 1300066311809 - 2⁸ = 1300066311553 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1300066319809) 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 in 31 ways as a sum of consecutive naturals, for example, 150066812 + ... + 150075474.

It is an arithmetic number, because the mean of its divisors is an integer number (43107082200).

Almost surely, 2^{1300066311809} is an apocalyptic number.

It is an amenable number.

1300066311809 is a deficient number, since it is larger than the sum of its proper divisors (79360318591).

1300066311809 is a wasteful number, since it uses less digits than its factorization.

1300066311809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9385.

The product of its (nonzero) digits is 23328, while the sum is 38.

The spelling of 1300066311809 in words is "one trillion, three hundred billion, sixty-six million, three hundred eleven thousand, eight hundred nine".