8661341338 has 16 divisors (see below), whose sum is σ = 14148608040. Its totient is φ = 3952624896.

The previous prime is 8661341267. The next prime is 8661341401. The reversal of 8661341338 is 8331431668.

It can be written as a sum of positive squares in 4 ways, for example, as 4802074209 + 3859267129 = 69297^2 + 62123^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8661341294 and 8661341303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1869195 + ... + 1873822.

Almost surely, 2^8661341338 is an apocalyptic number.

8661341338 is a deficient number, since it is larger than the sum of its proper divisors (5487266702).

8661341338 is a wasteful number, since it uses less digits than its factorization.

8661341338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3743121.

The product of its digits is 248832, while the sum is 43.

The square root of 8661341338 is about 93066.3276271284. The cubic root of 8661341338 is about 2053.6592456884.

The spelling of 8661341338 in words is "eight billion, six hundred sixty-one million, three hundred forty-one thousand, three hundred thirty-eight".