22646331263636 has 12 divisors (see below), whose sum is σ = 40909501637760. Its totient is φ = 10957902224280.

The previous prime is 22646331263609. The next prime is 22646331263653. The reversal of 22646331263636 is 63636213364622.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91315851746 + ... + 91315851993.

It is an arithmetic number, because the mean of its divisors is an integer number (3409125136480).

Almost surely, 2^{22646331263636} is an apocalyptic number.

It is an amenable number.

22646331263636 is a deficient number, since it is larger than the sum of its proper divisors (18263170374124).

22646331263636 is a wasteful number, since it uses less digits than its factorization.

22646331263636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182631703774 (or 182631703772 counting only the distinct ones).

The product of its digits is 20155392, while the sum is 53.

The spelling of 22646331263636 in words is "twenty-two trillion, six hundred forty-six billion, three hundred thirty-one million, two hundred sixty-three thousand, six hundred thirty-six".