22150422650 has 24 divisors (see below), whose sum is σ = 41234781564. Its totient is φ = 8852643200.

The previous prime is 22150422647. The next prime is 22150422709. The reversal of 22150422650 is 5622405122.

It can be written as a sum of positive squares in 6 ways, for example, as 16155172609 + 5995250041 = 127103^2 + 77429^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 128507 + ... + 246606.

Almost surely, 2^22150422650 is an apocalyptic number.

22150422650 is a deficient number, since it is larger than the sum of its proper divisors (19084358914).

22150422650 is a wasteful number, since it uses less digits than its factorization.

22150422650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376306 (or 376301 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 22150422650 its reverse (5622405122), we get a palindrome (27772827772).

The spelling of 22150422650 in words is "twenty-two billion, one hundred fifty million, four hundred twenty-two thousand, six hundred fifty".