22994316288 has 154 divisors (see below), whose sum is σ = 68919976284. Its totient is φ = 7664523264.

The previous prime is 22994316281. The next prime is 22994316299. The reversal of 22994316288 is 88261349922.

22994316288 is a `hidden beast` number, since 2 + 2 + 9 + 9 + 4 + 3 + 1 + 628 + 8 = 666.

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

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (22994316281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 731095 + ... + 761897.

Almost surely, 2^22994316288 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 22994316288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34459988142).

22994316288 is an abundant number, since it is smaller than the sum of its proper divisors (45925659996).

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

22994316288 is an frugal number, since it uses more digits than its factorization.

22994316288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30841 (or 30808 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 54.

The spelling of 22994316288 in words is "twenty-two billion, nine hundred ninety-four million, three hundred sixteen thousand, two hundred eighty-eight".