22182919712 has 54 divisors (see below), whose sum is σ = 44252447967. Its totient is φ = 10946123776.

The previous prime is 22182919697. The next prime is 22182919747. The reversal of 22182919712 is 21791928122.

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 5 ways, for example, as 748788496 + 21434131216 = 27364^2 + 146404^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=105316.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 95205548 + ... + 95205780.

Almost surely, 2^22182919712 is an apocalyptic number.

It is an amenable number.

22182919712 is a deficient number, since it is larger than the sum of its proper divisors (22069528255).

22182919712 is an frugal number, since it uses more digits than its factorization.

22182919712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702 (or 348 counting only the distinct ones).

The product of its digits is 72576, while the sum is 44.

The spelling of 22182919712 in words is "twenty-two billion, one hundred eighty-two million, nine hundred nineteen thousand, seven hundred twelve".