22044340320 has 96 divisors (see below), whose sum is σ = 69464031840. Its totient is φ = 5876428800.

The previous prime is 22044340319. The next prime is 22044340337. The reversal of 22044340320 is 2304344022.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1770276 + ... + 1782684.

It is an arithmetic number, because the mean of its divisors is an integer number (723583665).

Almost surely, 2^22044340320 is an apocalyptic number.

22044340320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22044340320 is an abundant number, since it is smaller than the sum of its proper divisors (47419691520).

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

22044340320 is a wasteful number, since it uses less digits than its factorization.

22044340320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16128 (or 16120 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 22044340320 its reverse (2304344022), we get a palindrome (24348684342).

The spelling of 22044340320 in words is "twenty-two billion, forty-four million, three hundred forty thousand, three hundred twenty".