10806393717709 has 2 divisors, whose sum is σ = 10806393717710. Its totient is φ = 10806393717708.

The previous prime is 10806393717689. The next prime is 10806393717727. The reversal of 10806393717709 is 90771739360801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9049568062500 + 1756825655209 = 3008250^2 + 1325453^2 .

It is an emirp because it is prime and its reverse (90771739360801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10806393717709 - 2⁵ = 10806393717677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10806393718709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5403196858854 + 5403196858855.

It is an arithmetic number, because the mean of its divisors is an integer number (5403196858855).

Almost surely, 2^{10806393717709} is an apocalyptic number.

It is an amenable number.

10806393717709 is a deficient number, since it is larger than the sum of its proper divisors (1).

10806393717709 is an equidigital number, since it uses as much as digits as its factorization.

10806393717709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12002256, while the sum is 61.

The spelling of 10806393717709 in words is "ten trillion, eight hundred six billion, three hundred ninety-three million, seven hundred seventeen thousand, seven hundred nine".