22659685441 has 4 divisors (see below), whose sum is σ = 23992608132. Its totient is φ = 21326762752.

The previous prime is 22659685403. The next prime is 22659685453. The reversal of 22659685441 is 14458695622.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17746236225 + 4913449216 = 133215^2 + 70096^2 .

It is not a de Polignac number, because 22659685441 - 2¹⁷ = 22659554369 is a prime.

It is a super-2 number, since 2×22659685441² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22659685141) 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 3 ways as a sum of consecutive naturals, for example, 666461320 + ... + 666461353.

It is an arithmetic number, because the mean of its divisors is an integer number (5998152033).

Almost surely, 2^22659685441 is an apocalyptic number.

It is an amenable number.

22659685441 is a deficient number, since it is larger than the sum of its proper divisors (1332922691).

22659685441 is a wasteful number, since it uses less digits than its factorization.

22659685441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332922690.

The product of its digits is 4147200, while the sum is 52.

The spelling of 22659685441 in words is "twenty-two billion, six hundred fifty-nine million, six hundred eighty-five thousand, four hundred forty-one".