136980017647289 has 2 divisors, whose sum is σ = 136980017647290. Its totient is φ = 136980017647288.

The previous prime is 136980017647273. The next prime is 136980017647331. The reversal of 136980017647289 is 982746710089631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95162132091664 + 41817885555625 = 9755108^2 + 6466675^2 .

It is a cyclic number.

It is not a de Polignac number, because 136980017647289 - 2⁴ = 136980017647273 is a prime.

It is not a weakly prime, because it can be changed into another prime (136980017667289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68490008823644 + 68490008823645.

It is an arithmetic number, because the mean of its divisors is an integer number (68490008823645).

Almost surely, 2^{136980017647289} is an apocalyptic number.

It is an amenable number.

136980017647289 is a deficient number, since it is larger than the sum of its proper divisors (1).

136980017647289 is an equidigital number, since it uses as much as digits as its factorization.

136980017647289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 219469824, while the sum is 71.

The spelling of 136980017647289 in words is "one hundred thirty-six trillion, nine hundred eighty billion, seventeen million, six hundred forty-seven thousand, two hundred eighty-nine".