22404412206 has 192 divisors, whose sum is σ = 55613226240. Its totient is φ = 6459264000.

The previous prime is 22404412201. The next prime is 22404412207. The reversal of 22404412206 is 60221440422.

22404412206 is a `hidden beast` number, since 2 + 2 + 40 + 4 + 412 + 206 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 22404412206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22404412201) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 92964246 + ... + 92964486.

It is an arithmetic number, because the mean of its divisors is an integer number (289652220).

Almost surely, 2^22404412206 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22404412206, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27806613120).

22404412206 is an abundant number, since it is smaller than the sum of its proper divisors (33208814034).

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

22404412206 is a wasteful number, since it uses less digits than its factorization.

22404412206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543 (or 540 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 22404412206 its reverse (60221440422), we get a palindrome (82625852628).

The spelling of 22404412206 in words is "twenty-two billion, four hundred four million, four hundred twelve thousand, two hundred six".