22135426266 has 16 divisors (see below), whose sum is σ = 46875020544. Its totient is φ = 6944447424.

The previous prime is 22135426259. The next prime is 22135426267. The reversal of 22135426266 is 66262453122.

It is not an unprimeable number, because it can be changed into a prime (22135426267) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108506890 + ... + 108507093.

It is an arithmetic number, because the mean of its divisors is an integer number (2929688784).

Almost surely, 2^22135426266 is an apocalyptic number.

22135426266 is an abundant number, since it is smaller than the sum of its proper divisors (24739594278).

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

22135426266 is a wasteful number, since it uses less digits than its factorization.

22135426266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217014005.

The product of its digits is 207360, while the sum is 39.

Adding to 22135426266 its reverse (66262453122), we get a palindrome (88397879388).

The spelling of 22135426266 in words is "twenty-two billion, one hundred thirty-five million, four hundred twenty-six thousand, two hundred sixty-six".