22306364444 has 48 divisors (see below), whose sum is σ = 48164604096. Its totient is φ = 8802432000.

The previous prime is 22306364417. The next prime is 22306364467. The reversal of 22306364444 is 44446360322.

It is a junction number, because it is equal to n+sod(n) for n = 22306364398 and 22306364407.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 69554 + ... + 222374.

It is an arithmetic number, because the mean of its divisors is an integer number (1003429252).

Almost surely, 2^22306364444 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 22306364444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24082302048).

22306364444 is an abundant number, since it is smaller than the sum of its proper divisors (25858239652).

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

22306364444 is a wasteful number, since it uses less digits than its factorization.

22306364444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153246 (or 153244 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 38.

The spelling of 22306364444 in words is "twenty-two billion, three hundred six million, three hundred sixty-four thousand, four hundred forty-four".