22182309459 has 16 divisors (see below), whose sum is σ = 32949404800. Its totient is φ = 14749180488.

The previous prime is 22182309407. The next prime is 22182309463. The reversal of 22182309459 is 95490328122.

22182309459 is a `hidden beast` number, since 221 + 82 + 309 + 45 + 9 = 666.

It is not a de Polignac number, because 22182309459 - 2¹² = 22182305363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22182309659) 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 15 ways as a sum of consecutive naturals, for example, 1073629 + ... + 1094094.

It is an arithmetic number, because the mean of its divisors is an integer number (2059337800).

Almost surely, 2^22182309459 is an apocalyptic number.

22182309459 is a deficient number, since it is larger than the sum of its proper divisors (10767095341).

22182309459 is a wasteful number, since it uses less digits than its factorization.

22182309459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2168111 (or 2168105 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 22182309459 in words is "twenty-two billion, one hundred eighty-two million, three hundred nine thousand, four hundred fifty-nine".