22331452448 has 18 divisors (see below), whose sum is σ = 43966711341. Its totient is φ = 11165303552.

The previous prime is 22331452447. The next prime is 22331452469. The reversal of 22331452448 is 84425413322.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 19357713424 + 2973739024 = 139132^2 + 54532^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=105668.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22331452447) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 832136 + ... + 858552.

Almost surely, 2^22331452448 is an apocalyptic number.

It is an amenable number.

22331452448 is a deficient number, since it is larger than the sum of its proper divisors (21635258893).

22331452448 is an frugal number, since it uses more digits than its factorization.

22331452448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52844 (or 26419 counting only the distinct ones).

The product of its digits is 184320, while the sum is 38.

The spelling of 22331452448 in words is "twenty-two billion, three hundred thirty-one million, four hundred fifty-two thousand, four hundred forty-eight".