22353500052 has 72 divisors (see below), whose sum is σ = 60936744960. Its totient is φ = 6868330560.

The previous prime is 22353500051. The next prime is 22353500089. The reversal of 22353500052 is 25000535322.

It is a junction number, because it is equal to n+sod(n) for n = 22353499989 and 22353500025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22353500051) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 303277 + ... + 369707.

It is an arithmetic number, because the mean of its divisors is an integer number (846343680).

Almost surely, 2^22353500052 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 22353500052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30468372480).

22353500052 is an abundant number, since it is smaller than the sum of its proper divisors (38583244908).

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

22353500052 is a wasteful number, since it uses less digits than its factorization.

22353500052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67173 (or 67168 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The spelling of 22353500052 in words is "twenty-two billion, three hundred fifty-three million, five hundred thousand, fifty-two".