22005045430 has 32 divisors (see below), whose sum is σ = 40990341600. Its totient is φ = 8495300352.

The previous prime is 22005045427. The next prime is 22005045431. The reversal of 22005045430 is 3454050022.

It is a junction number, because it is equal to n+sod(n) for n = 22005045395 and 22005045404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22005045431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 846466 + ... + 872074.

It is an arithmetic number, because the mean of its divisors is an integer number (1280948175).

Almost surely, 2^22005045430 is an apocalyptic number.

22005045430 is a deficient number, since it is larger than the sum of its proper divisors (18985296170).

22005045430 is a wasteful number, since it uses less digits than its factorization.

22005045430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28608.

The product of its (nonzero) digits is 4800, while the sum is 25.

Adding to 22005045430 its reverse (3454050022), we get a palindrome (25459095452).

The spelling of 22005045430 in words is "twenty-two billion, five million, forty-five thousand, four hundred thirty".