22135116426 has 16 divisors (see below), whose sum is σ = 44281103328. Its totient is φ = 7376560400.

The previous prime is 22135116389. The next prime is 22135116427. The reversal of 22135116426 is 62461153122.

It is not an unprimeable number, because it can be changed into a prime (22135116427) 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, 426345 + ... + 475436.

It is an arithmetic number, because the mean of its divisors is an integer number (2767568958).

Almost surely, 2^22135116426 is an apocalyptic number.

22135116426 is an abundant number, since it is smaller than the sum of its proper divisors (22145986902).

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

22135116426 is a wasteful number, since it uses less digits than its factorization.

22135116426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905877.

The product of its digits is 17280, while the sum is 33.

Adding to 22135116426 its reverse (62461153122), we get a palindrome (84596269548).

The spelling of 22135116426 in words is "twenty-two billion, one hundred thirty-five million, one hundred sixteen thousand, four hundred twenty-six".