22245216556244 has 12 divisors (see below), whose sum is σ = 42468140698368. Its totient is φ = 10111462071000.

The previous prime is 22245216556223. The next prime is 22245216556271. The reversal of 22245216556244 is 44265561254222.

It is a junction number, because it is equal to n+sod(n) for n = 22245216556192 and 22245216556201.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 252786551732 + ... + 252786551819.

It is an arithmetic number, because the mean of its divisors is an integer number (3539011724864).

Almost surely, 2^{22245216556244} is an apocalyptic number.

It is an amenable number.

22245216556244 is a deficient number, since it is larger than the sum of its proper divisors (20222924142124).

22245216556244 is a wasteful number, since it uses less digits than its factorization.

22245216556244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505573103566 (or 505573103564 counting only the distinct ones).

The product of its digits is 9216000, while the sum is 50.

The spelling of 22245216556244 in words is "twenty-two trillion, two hundred forty-five billion, two hundred sixteen million, five hundred fifty-six thousand, two hundred forty-four".