22269748608 has 512 divisors, whose sum is σ = 72264960000. Its totient is φ = 6812522496.

The previous prime is 22269748603. The next prime is 22269748619. The reversal of 22269748608 is 80684796222.

22269748608 is a `hidden beast` number, since 2 + 2 + 26 + 9 + 7 + 4 + 8 + 608 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22269748603) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 281895513 + ... + 281895591.

It is an arithmetic number, because the mean of its divisors is an integer number (141142500).

Almost surely, 2^22269748608 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 22269748608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36132480000).

22269748608 is an abundant number, since it is smaller than the sum of its proper divisors (49995211392).

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

22269748608 is an frugal number, since it uses more digits than its factorization.

22269748608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 54.

The spelling of 22269748608 in words is "twenty-two billion, two hundred sixty-nine million, seven hundred forty-eight thousand, six hundred eight".