22135434506 has 16 divisors (see below), whose sum is σ = 33634893600. Its totient is φ = 10924055088.

The previous prime is 22135434491. The next prime is 22135434509. The reversal of 22135434506 is 60543453122.

It is not an unprimeable number, because it can be changed into a prime (22135434509) 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, 115085 + ... + 239823.

It is an arithmetic number, because the mean of its divisors is an integer number (2102180850).

Almost surely, 2^22135434506 is an apocalyptic number.

22135434506 is a deficient number, since it is larger than the sum of its proper divisors (11499459094).

22135434506 is a wasteful number, since it uses less digits than its factorization.

22135434506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125893.

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 22135434506 its reverse (60543453122), we get a palindrome (82678887628).

The spelling of 22135434506 in words is "twenty-two billion, one hundred thirty-five million, four hundred thirty-four thousand, five hundred six".