20600707765013 has 2 divisors, whose sum is σ = 20600707765014. Its totient is φ = 20600707765012.

The previous prime is 20600707765007. The next prime is 20600707765021. The reversal of 20600707765013 is 31056770700602.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12649531597924 + 7951176167089 = 3556618^2 + 2819783^2 .

It is a cyclic number.

It is not a de Polignac number, because 20600707765013 - 2¹⁶ = 20600707699477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20600707765513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10300353882506 + 10300353882507.

It is an arithmetic number, because the mean of its divisors is an integer number (10300353882507).

Almost surely, 2^{20600707765013} is an apocalyptic number.

It is an amenable number.

20600707765013 is a deficient number, since it is larger than the sum of its proper divisors (1).

20600707765013 is an equidigital number, since it uses as much as digits as its factorization.

20600707765013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 370440, while the sum is 44.

The spelling of 20600707765013 in words is "twenty trillion, six hundred billion, seven hundred seven million, seven hundred sixty-five thousand, thirteen".