22040441352 has 96 divisors (see below), whose sum is σ = 60889472280. Its totient is φ = 7199861760.

The previous prime is 22040441347. The next prime is 22040441363. The reversal of 22040441352 is 25314404022.

22040441352 is a `hidden beast` number, since 220 + 404 + 4 + 1 + 35 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 17533467396 + 4506973956 = 132414^2 + 67134^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3893308 + ... + 3898964.

Almost surely, 2^22040441352 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 22040441352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30444736140).

22040441352 is an abundant number, since it is smaller than the sum of its proper divisors (38849030928).

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

22040441352 is a wasteful number, since it uses less digits than its factorization.

22040441352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6743 (or 6736 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 22040441352 its reverse (25314404022), we get a palindrome (47354845374).

The spelling of 22040441352 in words is "twenty-two billion, forty million, four hundred forty-one thousand, three hundred fifty-two".