22032135164 has 24 divisors (see below), whose sum is σ = 41536070688. Its totient is φ = 10165256640.

The previous prime is 22032135161. The next prime is 22032135179. The reversal of 22032135164 is 46153123022.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22032135161) 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, 88169 + ... + 227679.

It is an arithmetic number, because the mean of its divisors is an integer number (1730669612).

Almost surely, 2^22032135164 is an apocalyptic number.

It is an amenable number.

22032135164 is a deficient number, since it is larger than the sum of its proper divisors (19503935524).

22032135164 is a wasteful number, since it uses less digits than its factorization.

22032135164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142565 (or 142563 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 22032135164 its reverse (46153123022), we get a palindrome (68185258186).

The spelling of 22032135164 in words is "twenty-two billion, thirty-two million, one hundred thirty-five thousand, one hundred sixty-four".