22020054432 has 48 divisors (see below), whose sum is σ = 58332970080. Its totient is φ = 7272675072.

The previous prime is 22020054421. The next prime is 22020054437. The reversal of 22020054432 is 23445002022.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (22020054437) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1041718 + ... + 1062645.

It is an arithmetic number, because the mean of its divisors is an integer number (1215270210).

Almost surely, 2^22020054432 is an apocalyptic number.

It is an amenable number.

22020054432 is an abundant number, since it is smaller than the sum of its proper divisors (36312915648).

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

22020054432 is a wasteful number, since it uses less digits than its factorization.

22020054432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2104485 (or 2104477 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

Adding to 22020054432 its reverse (23445002022), we get a palindrome (45465056454).

The spelling of 22020054432 in words is "twenty-two billion, twenty million, fifty-four thousand, four hundred thirty-two".