22352232560 has 240 divisors, whose sum is σ = 63537457152. Its totient is φ = 7155993600.

The previous prime is 22352232521. The next prime is 22352232583. The reversal of 22352232560 is 6523225322.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14598995 + ... + 14600525.

Almost surely, 2^22352232560 is an apocalyptic number.

22352232560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22352232560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31768728576).

22352232560 is an abundant number, since it is smaller than the sum of its proper divisors (41185224592).

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

22352232560 is a wasteful number, since it uses less digits than its factorization.

22352232560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1640 (or 1605 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 22352232560 its reverse (6523225322), we get a palindrome (28875457882).

The spelling of 22352232560 in words is "twenty-two billion, three hundred fifty-two million, two hundred thirty-two thousand, five hundred sixty".