22541122352 has 80 divisors (see below), whose sum is σ = 51179016000. Its totient is φ = 9415802880.

The previous prime is 22541122333. The next prime is 22541122363. The reversal of 22541122352 is 25322114522.

It is a happy number.

It is an unprimeable number.

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, 7111424 + ... + 7114592.

It is an arithmetic number, because the mean of its divisors is an integer number (639737700).

Almost surely, 2^22541122352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22541122352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25589508000).

22541122352 is an abundant number, since it is smaller than the sum of its proper divisors (28637893648).

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

22541122352 is a wasteful number, since it uses less digits than its factorization.

22541122352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4774 (or 4768 counting only the distinct ones).

The product of its digits is 9600, while the sum is 29.

Adding to 22541122352 its reverse (25322114522), we get a palindrome (47863236874).

The spelling of 22541122352 in words is "twenty-two billion, five hundred forty-one million, one hundred twenty-two thousand, three hundred fifty-two".