119966863493849 has 2 divisors, whose sum is σ = 119966863493850. Its totient is φ = 119966863493848.

The previous prime is 119966863493819. The next prime is 119966863493987. The reversal of 119966863493849 is 948394368669911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104565594935824 + 15401268558025 = 10225732^2 + 3924445^2 .

It is a cyclic number.

It is not a de Polignac number, because 119966863493849 - 2³² = 119962568526553 is a prime.

It is not a weakly prime, because it can be changed into another prime (119966863493809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59983431746924 + 59983431746925.

It is an arithmetic number, because the mean of its divisors is an integer number (59983431746925).

Almost surely, 2^{119966863493849} is an apocalyptic number.

It is an amenable number.

119966863493849 is a deficient number, since it is larger than the sum of its proper divisors (1).

119966863493849 is an equidigital number, since it uses as much as digits as its factorization.

119966863493849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13060694016, while the sum is 86.

The spelling of 119966863493849 in words is "one hundred nineteen trillion, nine hundred sixty-six billion, eight hundred sixty-three million, four hundred ninety-three thousand, eight hundred forty-nine".