8418979208 has 16 divisors (see below), whose sum is σ = 15962953500. Its totient is φ = 4162191616.

The previous prime is 8418979189. The next prime is 8418979213. The reversal of 8418979208 is 8029798148.

It can be written as a sum of positive squares in 2 ways, for example, as 6064982884 + 2353996324 = 77878^2 + 48518^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5911493 + ... + 5912916.

Almost surely, 2^8418979208 is an apocalyptic number.

It is an amenable number.

8418979208 is a deficient number, since it is larger than the sum of its proper divisors (7543974292).

8418979208 is a wasteful number, since it uses less digits than its factorization.

8418979208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11824504 (or 11824500 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 56.

The square root of 8418979208 is about 91754.9955479264. The cubic root of 8418979208 is about 2034.3225459824.

The spelling of 8418979208 in words is "eight billion, four hundred eighteen million, nine hundred seventy-nine thousand, two hundred eight".