22047733600 has 144 divisors (see below), whose sum is σ = 56076254640. Its totient is φ = 8457420800.

The previous prime is 22047733597. The next prime is 22047733601. The reversal of 22047733600 is 633774022.

It is a happy number.

It is a super-2 number, since 2×22047733600² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22047733601) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1929504 + ... + 1940896.

It is an arithmetic number, because the mean of its divisors is an integer number (389418435).

Almost surely, 2^22047733600 is an apocalyptic number.

22047733600 is a gapful number since it is divisible by the number (20) 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 22047733600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28038127320).

22047733600 is an abundant number, since it is smaller than the sum of its proper divisors (34028521040).

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

22047733600 is a wasteful number, since it uses less digits than its factorization.

22047733600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11513 (or 11500 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 34.

The spelling of 22047733600 in words is "twenty-two billion, forty-seven million, seven hundred thirty-three thousand, six hundred".