11613221652226 has 4 divisors (see below), whose sum is σ = 17419832478342. Its totient is φ = 5806610826112.

The previous prime is 11613221652163. The next prime is 11613221652239. The reversal of 11613221652226 is 62225612231611.

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., 9749038299025 + 1864183353201 = 3122345^2 + 1365351^2 .

It is an unprimeable number.

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, 2903305413055 + ... + 2903305413058.

Almost surely, 2^{11613221652226} is an apocalyptic number.

11613221652226 is a deficient number, since it is larger than the sum of its proper divisors (5806610826116).

11613221652226 is an equidigital number, since it uses as much as digits as its factorization.

11613221652226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5806610826115.

The product of its digits is 103680, while the sum is 40.

Adding to 11613221652226 its reverse (62225612231611), we get a palindrome (73838833883837).

The spelling of 11613221652226 in words is "eleven trillion, six hundred thirteen billion, two hundred twenty-one million, six hundred fifty-two thousand, two hundred twenty-six".