22004413520543 has 16 divisors (see below), whose sum is σ = 23253784984320. Its totient is φ = 20764188150336.

The previous prime is 22004413520489. The next prime is 22004413520611. The reversal of 22004413520543 is 34502531440022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22004413520543 - 2³⁶ = 21935694043807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22004413522543) 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, 36765896 + ... + 37359602.

It is an arithmetic number, because the mean of its divisors is an integer number (1453361561520).

Almost surely, 2^{22004413520543} is an apocalyptic number.

22004413520543 is a deficient number, since it is larger than the sum of its proper divisors (1249371463777).

22004413520543 is a wasteful number, since it uses less digits than its factorization.

22004413520543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601406.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 22004413520543 its reverse (34502531440022), we get a palindrome (56506944960565).

The spelling of 22004413520543 in words is "twenty-two trillion, four billion, four hundred thirteen million, five hundred twenty thousand, five hundred forty-three".