676218218 has 8 divisors (see below), whose sum is σ = 1092352548. Its totient is φ = 312100704.

The previous prime is 676218211. The next prime is 676218229. The reversal of 676218218 is 812812676.

It can be written as a sum of positive squares in 2 ways, for example, as 675636049 + 582169 = 25993^2 + 763^2 .

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

It is not an unprimeable number, because it can be changed into a prime (676218211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13004171 + ... + 13004222.

Almost surely, 2^676218218 is an apocalyptic number.

676218218 is a deficient number, since it is larger than the sum of its proper divisors (416134330).

676218218 is a wasteful number, since it uses less digits than its factorization.

676218218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26008408.

The product of its digits is 64512, while the sum is 41.

The square root of 676218218 is about 26004.1961613890. The cubic root of 676218218 is about 877.7327215041.

The spelling of 676218218 in words is "six hundred seventy-six million, two hundred eighteen thousand, two hundred eighteen".