11601466535653 has 2 divisors, whose sum is σ = 11601466535654. Its totient is φ = 11601466535652.

The previous prime is 11601466535641. The next prime is 11601466535741. The reversal of 11601466535653 is 35653566410611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10990133328769 + 611333206884 = 3315137^2 + 781878^2 .

It is a cyclic number.

It is not a de Polignac number, because 11601466535653 - 2⁵ = 11601466535621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11601466535653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11601466535623) 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, 5800733267826 + 5800733267827.

It is an arithmetic number, because the mean of its divisors is an integer number (5800733267827).

Almost surely, 2^{11601466535653} is an apocalyptic number.

It is an amenable number.

11601466535653 is a deficient number, since it is larger than the sum of its proper divisors (1).

11601466535653 is an equidigital number, since it uses as much as digits as its factorization.

11601466535653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832000, while the sum is 52.

The spelling of 11601466535653 in words is "eleven trillion, six hundred one billion, four hundred sixty-six million, five hundred thirty-five thousand, six hundred fifty-three".