518066018 has 16 divisors (see below), whose sum is σ = 782428416. Its totient is φ = 257262480.

The previous prime is 518066009. The next prime is 518066033. The reversal of 518066018 is 810660815.

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, 232148 + ... + 234368.

It is an arithmetic number, because the mean of its divisors is an integer number (48901776).

Almost surely, 2^518066018 is an apocalyptic number.

518066018 is a deficient number, since it is larger than the sum of its proper divisors (264362398).

518066018 is a wasteful number, since it uses less digits than its factorization.

518066018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2969.

The product of its (nonzero) digits is 11520, while the sum is 35.

The square root of 518066018 is about 22761.0636394699. The cubic root of 518066018 is about 803.1469887200.

The spelling of 518066018 in words is "five hundred eighteen million, sixty-six thousand, eighteen".