22543324404320 has 96 divisors (see below), whose sum is σ = 54499577600160. Its totient is φ = 8807236300800.

The previous prime is 22543324404269. The next prime is 22543324404353. The reversal of 22543324404320 is 2340442334522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193964786 + ... + 194080974.

It is an arithmetic number, because the mean of its divisors is an integer number (567703933335).

Almost surely, 2^{22543324404320} is an apocalyptic number.

22543324404320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22543324404320 is an abundant number, since it is smaller than the sum of its proper divisors (31956253195840).

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

22543324404320 is a wasteful number, since it uses less digits than its factorization.

22543324404320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144448 (or 144440 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 38.

Adding to 22543324404320 its reverse (2340442334522), we get a palindrome (24883766738842).

The spelling of 22543324404320 in words is "twenty-two trillion, five hundred forty-three billion, three hundred twenty-four million, four hundred four thousand, three hundred twenty".