17422195149 has 20 divisors (see below), whose sum is σ = 26660527740. Its totient is φ = 11331506880.

The previous prime is 17422195129. The next prime is 17422195151. The reversal of 17422195149 is 94159122471.

It can be written as a sum of positive squares in 2 ways, for example, as 3638261124 + 13783934025 = 60318^2 + 117405^2 .

It is not a de Polignac number, because 17422195149 - 2⁵ = 17422195117 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17422195129) 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 19 ways as a sum of consecutive naturals, for example, 2619714 + ... + 2626355.

It is an arithmetic number, because the mean of its divisors is an integer number (1333026387).

Almost surely, 2^17422195149 is an apocalyptic number.

It is an amenable number.

17422195149 is a deficient number, since it is larger than the sum of its proper divisors (9238332591).

17422195149 is an equidigital number, since it uses as much as digits as its factorization.

17422195149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5246122 (or 5246113 counting only the distinct ones).

The product of its digits is 181440, while the sum is 45.

The spelling of 17422195149 in words is "seventeen billion, four hundred twenty-two million, one hundred ninety-five thousand, one hundred forty-nine".