22032140532 has 12 divisors (see below), whose sum is σ = 51408327936. Its totient is φ = 7344046840.

The previous prime is 22032140527. The next prime is 22032140579. The reversal of 22032140532 is 23504123022.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 918005844 + ... + 918005867.

It is an arithmetic number, because the mean of its divisors is an integer number (4284027328).

Almost surely, 2^22032140532 is an apocalyptic number.

It is an amenable number.

22032140532 is an abundant number, since it is smaller than the sum of its proper divisors (29376187404).

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

22032140532 is a wasteful number, since it uses less digits than its factorization.

22032140532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1836011718 (or 1836011716 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 22032140532 its reverse (23504123022), we get a palindrome (45536263554).

The spelling of 22032140532 in words is "twenty-two billion, thirty-two million, one hundred forty thousand, five hundred thirty-two".