22443252505312 has 24 divisors (see below), whose sum is σ = 44204852643336. Its totient is φ = 11216623262592.

The previous prime is 22443252505283. The next prime is 22443252505417. The reversal of 22443252505312 is 21350525234422.

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, 156270543 + ... + 156414094.

It is an arithmetic number, because the mean of its divisors is an integer number (1841868860139).

Almost surely, 2^{22443252505312} is an apocalyptic number.

It is an amenable number.

22443252505312 is a deficient number, since it is larger than the sum of its proper divisors (21761600138024).

22443252505312 is a wasteful number, since it uses less digits than its factorization.

22443252505312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312686890 (or 312686882 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 40.

Adding to 22443252505312 its reverse (21350525234422), we get a palindrome (43793777739734).

The spelling of 22443252505312 in words is "twenty-two trillion, four hundred forty-three billion, two hundred fifty-two million, five hundred five thousand, three hundred twelve".