22534204352320 has 56 divisors (see below), whose sum is σ = 53660186685000. Its totient is φ = 9013578842112.

The previous prime is 22534204352311. The next prime is 22534204352321. The reversal of 22534204352320 is 2325340243522.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 26998433344 + 22507205918976 = 164312^2 + 4744176^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22534204352320.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22534204352321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31663756 + ... + 32367604.

It is an arithmetic number, because the mean of its divisors is an integer number (958217619375).

Almost surely, 2^{22534204352320} is an apocalyptic number.

22534204352320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22534204352320 is an abundant number, since it is smaller than the sum of its proper divisors (31125982332680).

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

22534204352320 is a wasteful number, since it uses less digits than its factorization.

22534204352320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803915 (or 803905 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 37.

Adding to 22534204352320 its reverse (2325340243522), we get a palindrome (24859544595842).

The spelling of 22534204352320 in words is "twenty-two trillion, five hundred thirty-four billion, two hundred four million, three hundred fifty-two thousand, three hundred twenty".