8998696018 has 12 divisors (see below), whose sum is σ = 14616225738. Its totient is φ = 4153244160.

The previous prime is 8998696013. The next prime is 8998696033. The reversal of 8998696018 is 8106968998.

It can be written as a sum of positive squares in 3 ways, for example, as 2596615849 + 6402080169 = 50957^2 + 80013^2 .

It is not an unprimeable number, because it can be changed into a prime (8998696013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13311343 + ... + 13312018.

Almost surely, 2^8998696018 is an apocalyptic number.

8998696018 is a deficient number, since it is larger than the sum of its proper divisors (5617529720).

8998696018 is a wasteful number, since it uses less digits than its factorization.

8998696018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26623389 (or 26623376 counting only the distinct ones).

The product of its (nonzero) digits is 13436928, while the sum is 64.

The square root of 8998696018 is about 94861.4569675166. The cubic root of 8998696018 is about 2079.9833592419.

The spelling of 8998696018 in words is "eight billion, nine hundred ninety-eight million, six hundred ninety-six thousand, eighteen".