11706816832549 has 2 divisors, whose sum is σ = 11706816832550. Its totient is φ = 11706816832548.

The previous prime is 11706816832499. The next prime is 11706816832603. The reversal of 11706816832549 is 94523861860711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7798754390625 + 3908062441924 = 2792625^2 + 1976882^2 .

It is a cyclic number.

It is not a de Polignac number, because 11706816832549 - 2¹³ = 11706816824357 is a prime.

It is a super-2 number, since 2×11706816832549² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11706816832349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5853408416274 + 5853408416275.

It is an arithmetic number, because the mean of its divisors is an integer number (5853408416275).

It is a 1-persistent number, because it is pandigital, but 2⋅11706816832549 = 23413633665098 is not.

Almost surely, 2^{11706816832549} is an apocalyptic number.

It is an amenable number.

11706816832549 is a deficient number, since it is larger than the sum of its proper divisors (1).

11706816832549 is an equidigital number, since it uses as much as digits as its factorization.

11706816832549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17418240, while the sum is 61.

The spelling of 11706816832549 in words is "eleven trillion, seven hundred six billion, eight hundred sixteen million, eight hundred thirty-two thousand, five hundred forty-nine".