13066978196747 has 2 divisors, whose sum is σ = 13066978196748. Its totient is φ = 13066978196746.

The previous prime is 13066978196707. The next prime is 13066978196873. The reversal of 13066978196747 is 74769187966031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13066978196747 - 2⁸ = 13066978196491 is a prime.

It is a super-2 number, since 2×13066978196747² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13066978196707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6533489098373 + 6533489098374.

It is an arithmetic number, because the mean of its divisors is an integer number (6533489098374).

Almost surely, 2^{13066978196747} is an apocalyptic number.

13066978196747 is a deficient number, since it is larger than the sum of its proper divisors (1).

13066978196747 is an equidigital number, since it uses as much as digits as its factorization.

13066978196747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576108288, while the sum is 74.

The spelling of 13066978196747 in words is "thirteen trillion, sixty-six billion, nine hundred seventy-eight million, one hundred ninety-six thousand, seven hundred forty-seven".