22252544452036 has 6 divisors (see below), whose sum is σ = 38941952791070. Its totient is φ = 11126272226016.

The previous prime is 22252544452027. The next prime is 22252544452049. The reversal of 22252544452036 is 63025444525222.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 22067821569600 + 184722882436 = 4697640^2 + 429794^2 .

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 as a sum of consecutive naturals, namely, 2781568056501 + ... + 2781568056508.

Almost surely, 2^{22252544452036} is an apocalyptic number.

It is an amenable number.

22252544452036 is a deficient number, since it is larger than the sum of its proper divisors (16689408339034).

22252544452036 is a wasteful number, since it uses less digits than its factorization.

22252544452036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5563136113013 (or 5563136113011 counting only the distinct ones).

The product of its (nonzero) digits is 4608000, while the sum is 46.

Adding to 22252544452036 its reverse (63025444525222), we get a palindrome (85277988977258).

The spelling of 22252544452036 in words is "twenty-two trillion, two hundred fifty-two billion, five hundred forty-four million, four hundred fifty-two thousand, thirty-six".