11163506330506 has 4 divisors (see below), whose sum is σ = 16745259495762. Its totient is φ = 5581753165252.

The previous prime is 11163506330503. The next prime is 11163506330519. The reversal of 11163506330506 is 60503360536111.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 10691860165281 + 471646165225 = 3269841^2 + 686765^2 .

It is not an unprimeable number, because it can be changed into a prime (11163506330503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2790876582625 + ... + 2790876582628.

Almost surely, 2^{11163506330506} is an apocalyptic number.

11163506330506 is a deficient number, since it is larger than the sum of its proper divisors (5581753165256).

11163506330506 is an equidigital number, since it uses as much as digits as its factorization.

11163506330506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5581753165255.

The product of its (nonzero) digits is 145800, while the sum is 40.

Adding to 11163506330506 its reverse (60503360536111), we get a palindrome (71666866866617).

The spelling of 11163506330506 in words is "eleven trillion, one hundred sixty-three billion, five hundred six million, three hundred thirty thousand, five hundred six".