22441330340 has 72 divisors (see below), whose sum is σ = 55785259320. Its totient is φ = 7532743680.

The previous prime is 22441330319. The next prime is 22441330349. The reversal of 22441330340 is 4303314422.

It can be written as a sum of positive squares in 4 ways, for example, as 532594084 + 21908736256 = 23078^2 + 148016^2 .

It is a super-2 number, since 2×22441330340² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (22441330349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 325205 + ... + 388124.

Almost surely, 2^22441330340 is an apocalyptic number.

22441330340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22441330340 is an abundant number, since it is smaller than the sum of its proper divisors (33343928980).

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

22441330340 is a wasteful number, since it uses less digits than its factorization.

22441330340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713373 (or 713360 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 22441330340 its reverse (4303314422), we get a palindrome (26744644762).

The spelling of 22441330340 in words is "twenty-two billion, four hundred forty-one million, three hundred thirty thousand, three hundred forty".