11546532666349 has 2 divisors, whose sum is σ = 11546532666350. Its totient is φ = 11546532666348.

The previous prime is 11546532666293. The next prime is 11546532666373. The reversal of 11546532666349 is 94366623564511.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11015794190025 + 530738476324 = 3319005^2 + 728518^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11546532666349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11546532636349) 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, 5773266333174 + 5773266333175.

It is an arithmetic number, because the mean of its divisors is an integer number (5773266333175).

Almost surely, 2^{11546532666349} is an apocalyptic number.

It is an amenable number.

11546532666349 is a deficient number, since it is larger than the sum of its proper divisors (1).

11546532666349 is an equidigital number, since it uses as much as digits as its factorization.

11546532666349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 83980800, while the sum is 61.

The spelling of 11546532666349 in words is "eleven trillion, five hundred forty-six billion, five hundred thirty-two million, six hundred sixty-six thousand, three hundred forty-nine".