1766065014709 has 2 divisors, whose sum is σ = 1766065014710. Its totient is φ = 1766065014708.

The previous prime is 1766065014691. The next prime is 1766065014743. The reversal of 1766065014709 is 9074105606671.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1185539880625 + 580525134084 = 1088825^2 + 761922^2 .

It is a cyclic number.

It is not a de Polignac number, because 1766065014709 - 2²¹ = 1766062917557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1766065014209) 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 as a sum of consecutive naturals, namely, 883032507354 + 883032507355.

It is an arithmetic number, because the mean of its divisors is an integer number (883032507355).

Almost surely, 2^{1766065014709} is an apocalyptic number.

It is an amenable number.

1766065014709 is a deficient number, since it is larger than the sum of its proper divisors (1).

1766065014709 is an equidigital number, since it uses as much as digits as its factorization.

1766065014709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1905120, while the sum is 52.

The spelling of 1766065014709 in words is "one trillion, seven hundred sixty-six billion, sixty-five million, fourteen thousand, seven hundred nine".