22182217044 has 96 divisors (see below), whose sum is σ = 59068880640. Its totient is φ = 6429158400.

The previous prime is 22182217021. The next prime is 22182217061. The reversal of 22182217044 is 44071228122.

It is a super-3 number, since 3×22182217044³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22182216996 and 22182217014.

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, 125689 + ... + 245279.

It is an arithmetic number, because the mean of its divisors is an integer number (615300840).

Almost surely, 2^22182217044 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 22182217044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29534440320).

22182217044 is an abundant number, since it is smaller than the sum of its proper divisors (36886663596).

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

22182217044 is a wasteful number, since it uses less digits than its factorization.

22182217044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119681 (or 119679 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 33.

The spelling of 22182217044 in words is "twenty-two billion, one hundred eighty-two million, two hundred seventeen thousand, forty-four".