22755224128 has 112 divisors (see below), whose sum is σ = 57368464384. Its totient is φ = 8711608320.

The previous prime is 22755224099. The next prime is 22755224189. The reversal of 22755224128 is 82142255722.

It is a tau number, because it is divible by the number of its divisors (112).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117526 + ... + 243562.

It is an arithmetic number, because the mean of its divisors is an integer number (512218432).

Almost surely, 2^22755224128 is an apocalyptic number.

22755224128 is a gapful number since it is divisible by the number (28) 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 22755224128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28684232192).

22755224128 is an abundant number, since it is smaller than the sum of its proper divisors (34613240256).

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

22755224128 is a wasteful number, since it uses less digits than its factorization.

22755224128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126100 (or 126090 counting only the distinct ones).

The product of its digits is 179200, while the sum is 40.

The spelling of 22755224128 in words is "twenty-two billion, seven hundred fifty-five million, two hundred twenty-four thousand, one hundred twenty-eight".