9674818138 has 8 divisors (see below), whose sum is σ = 14513836788. Its totient is φ = 4836872544.

The previous prime is 9674818123. The next prime is 9674818159. The reversal of 9674818138 is 8318184769.

It can be written as a sum of positive squares in 2 ways, for example, as 9673312609 + 1505529 = 98353^2 + 1227^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 245331 + ... + 282022.

Almost surely, 2^9674818138 is an apocalyptic number.

9674818138 is a deficient number, since it is larger than the sum of its proper divisors (4839018650).

9674818138 is a wasteful number, since it uses less digits than its factorization.

9674818138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536528.

The product of its digits is 2322432, while the sum is 55.

The square root of 9674818138 is about 98360.6534036858. The cubic root of 9674818138 is about 2130.8241161410.

The spelling of 9674818138 in words is "nine billion, six hundred seventy-four million, eight hundred eighteen thousand, one hundred thirty-eight".