22149946593 has 12 divisors (see below), whose sum is σ = 32002125220. Its totient is φ = 14763050496.

The previous prime is 22149946583. The next prime is 22149946603. The reversal of 22149946593 is 39564994122.

22149946593 is a `hidden beast` number, since 2 + 2 + 1 + 4 + 9 + 9 + 46 + 593 = 666.

It is an interprime number because it is at equal distance from previous prime (22149946583) and next prime (22149946603).

It can be written as a sum of positive squares in 2 ways, for example, as 7707435264 + 14442511329 = 87792^2 + 120177^2 .

It is not a de Polignac number, because 22149946593 - 2¹⁰ = 22149945569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22149946513) 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 11 ways as a sum of consecutive naturals, for example, 258928 + ... + 333681.

Almost surely, 2^22149946593 is an apocalyptic number.

It is an amenable number.

22149946593 is a deficient number, since it is larger than the sum of its proper divisors (9852178627).

22149946593 is a wasteful number, since it uses less digits than its factorization.

22149946593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596768 (or 596765 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 54.

The spelling of 22149946593 in words is "twenty-two billion, one hundred forty-nine million, nine hundred forty-six thousand, five hundred ninety-three".