9671449318 has 16 divisors (see below), whose sum is σ = 14868158976. Its totient is φ = 4715754120.

The previous prime is 9671449303. The next prime is 9671449321. The reversal of 9671449318 is 8139441769.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34846 + ... + 143377.

It is an arithmetic number, because the mean of its divisors is an integer number (929259936).

Almost surely, 2^9671449318 is an apocalyptic number.

9671449318 is a deficient number, since it is larger than the sum of its proper divisors (5196709658).

9671449318 is a wasteful number, since it uses less digits than its factorization.

9671449318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178899.

The product of its digits is 1306368, while the sum is 52.

The square root of 9671449318 is about 98343.5270772815. The cubic root of 9671449318 is about 2130.5767662292.

The spelling of 9671449318 in words is "nine billion, six hundred seventy-one million, four hundred forty-nine thousand, three hundred eighteen".