22343378688 has 144 divisors (see below), whose sum is σ = 67060860160. Its totient is φ = 7336479744.

The previous prime is 22343378683. The next prime is 22343378693. The reversal of 22343378688 is 88687334322.

22343378688 is a `hidden beast` number, since 223 + 4 + 337 + 8 + 6 + 88 = 666.

It is an interprime number because it is at equal distance from previous prime (22343378683) and next prime (22343378693).

It is a tau number, because it is divible by the number of its divisors (144).

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 (22343378683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 438981 + ... + 487227.

Almost surely, 2^22343378688 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 22343378688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33530430080).

22343378688 is an abundant number, since it is smaller than the sum of its proper divisors (44717481472).

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

22343378688 is an equidigital number, since it uses as much as digits as its factorization.

22343378688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48339 (or 48319 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 54.

The spelling of 22343378688 in words is "twenty-two billion, three hundred forty-three million, three hundred seventy-eight thousand, six hundred eighty-eight".