22244415450 has 48 divisors (see below), whose sum is σ = 55181099136. Its totient is φ = 5930236800.

The previous prime is 22244415449. The next prime is 22244415451. The reversal of 22244415450 is 5451444222.

It is an interprime number because it is at equal distance from previous prime (22244415449) and next prime (22244415451).

It is not an unprimeable number, because it can be changed into a prime (22244415451) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 598614 + ... + 634686.

It is an arithmetic number, because the mean of its divisors is an integer number (1149606232).

Almost surely, 2^22244415450 is an apocalyptic number.

22244415450 is an abundant number, since it is smaller than the sum of its proper divisors (32936683686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22244415450 is a wasteful number, since it uses less digits than its factorization.

22244415450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40199 (or 40194 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 33.

Adding to 22244415450 its reverse (5451444222), we get a palindrome (27695859672).

The spelling of 22244415450 in words is "twenty-two billion, two hundred forty-four million, four hundred fifteen thousand, four hundred fifty".