11224523656564 has 12 divisors (see below), whose sum is σ = 19768030517284. Its totient is φ = 5576514937344.

The previous prime is 11224523656561. The next prime is 11224523656597. The reversal of 11224523656564 is 46565632542211.

It can be written as a sum of positive squares in 2 ways, for example, as 2929259634064 + 8295264022500 = 1711508^2 + 2880150^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11224523656561) 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, 8936722029 + ... + 8936723284.

Almost surely, 2^{11224523656564} is an apocalyptic number.

It is an amenable number.

11224523656564 is a deficient number, since it is larger than the sum of its proper divisors (8543506860720).

11224523656564 is a wasteful number, since it uses less digits than its factorization.

11224523656564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17873445474 (or 17873445472 counting only the distinct ones).

The product of its digits is 10368000, while the sum is 52.

The spelling of 11224523656564 in words is "eleven trillion, two hundred twenty-four billion, five hundred twenty-three million, six hundred fifty-six thousand, five hundred sixty-four".