22322166624 has 192 divisors, whose sum is σ = 66147943680. Its totient is φ = 7413918336.

The previous prime is 22322166599. The next prime is 22322166631. The reversal of 22322166624 is 42666122322.

It is a super-3 number, since 3×22322166624³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32682187 + ... + 32682869.

It is an arithmetic number, because the mean of its divisors is an integer number (344520540).

Almost surely, 2^22322166624 is an apocalyptic number.

22322166624 is a gapful number since it is divisible by the number (24) 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 22322166624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33073971840).

22322166624 is an abundant number, since it is smaller than the sum of its proper divisors (43825777056).

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

22322166624 is an frugal number, since it uses more digits than its factorization.

22322166624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1181 (or 1155 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

Adding to 22322166624 its reverse (42666122322), we get a palindrome (64988288946).

The spelling of 22322166624 in words is "twenty-two billion, three hundred twenty-two million, one hundred sixty-six thousand, six hundred twenty-four".