22135005606 has 32 divisors (see below), whose sum is σ = 51349443840. Its totient is φ = 6229894176.

The previous prime is 22135005593. The next prime is 22135005617. The reversal of 22135005606 is 60650053122.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3930201 + ... + 3935828.

It is an arithmetic number, because the mean of its divisors is an integer number (1604670120).

Almost surely, 2^22135005606 is an apocalyptic number.

22135005606 is an abundant number, since it is smaller than the sum of its proper divisors (29214438234).

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

22135005606 is a wasteful number, since it uses less digits than its factorization.

22135005606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7866108.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 22135005606 its reverse (60650053122), we get a palindrome (82785058728).

The spelling of 22135005606 in words is "twenty-two billion, one hundred thirty-five million, five thousand, six hundred six".