17322022138 has 4 divisors (see below), whose sum is σ = 25983033210. Its totient is φ = 8661011068.

The previous prime is 17322022129. The next prime is 17322022139. The reversal of 17322022138 is 83122022371.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83122022371 = 263 ⋅316053317.

It can be written as a sum of positive squares in only one way, i.e., 16196889289 + 1125132849 = 127267^2 + 33543^2 .

It is a super-4 number, since 4×17322022138⁴ (a number of 42 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (17322022139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4330505533 + ... + 4330505536.

Almost surely, 2^17322022138 is an apocalyptic number.

17322022138 is a deficient number, since it is larger than the sum of its proper divisors (8661011072).

17322022138 is an equidigital number, since it uses as much as digits as its factorization.

17322022138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8661011071.

The product of its (nonzero) digits is 8064, while the sum is 31.

The spelling of 17322022138 in words is "seventeen billion, three hundred twenty-two million, twenty-two thousand, one hundred thirty-eight".