11706816832505 has 16 divisors (see below), whose sum is σ = 14902038334224. Its totient is φ = 8798251345920.

The previous prime is 11706816832499. The next prime is 11706816832549. The reversal of 11706816832505 is 50523861860711.

It can be written as a sum of positive squares in 8 ways, for example, as 212791231849 + 11494025600656 = 461293^2 + 3390284^2 .

It is a de Polignac number, because none of the positive numbers 2^k-11706816832505 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 127243532 + ... + 127335501.

It is an arithmetic number, because the mean of its divisors is an integer number (931377395889).

Almost surely, 2^{11706816832505} is an apocalyptic number.

It is an amenable number.

11706816832505 is a deficient number, since it is larger than the sum of its proper divisors (3195221501719).

11706816832505 is a wasteful number, since it uses less digits than its factorization.

11706816832505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254579596.

The product of its (nonzero) digits is 2419200, while the sum is 53.

The spelling of 11706816832505 in words is "eleven trillion, seven hundred six billion, eight hundred sixteen million, eight hundred thirty-two thousand, five hundred five".