11660423303163 has 4 divisors (see below), whose sum is σ = 15547231070888. Its totient is φ = 7773615535440.

The previous prime is 11660423303131. The next prime is 11660423303173. The reversal of 11660423303163 is 36130332406611.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11660423303163 - 2⁵ = 11660423303131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11660423303173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1943403883858 + ... + 1943403883863.

It is an arithmetic number, because the mean of its divisors is an integer number (3886807767722).

Almost surely, 2^{11660423303163} is an apocalyptic number.

11660423303163 is a deficient number, since it is larger than the sum of its proper divisors (3886807767725).

11660423303163 is an equidigital number, since it uses as much as digits as its factorization.

11660423303163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3886807767724.

The product of its (nonzero) digits is 139968, while the sum is 39.

Adding to 11660423303163 its reverse (36130332406611), we get a palindrome (47790755709774).

The spelling of 11660423303163 in words is "eleven trillion, six hundred sixty billion, four hundred twenty-three million, three hundred three thousand, one hundred sixty-three".