218119066 has 16 divisors (see below), whose sum is σ = 357929280. Its totient is φ = 98865280.

The previous prime is 218119043. The next prime is 218119081. The reversal of 218119066 is 660911812.

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, 5911 + ... + 21706.

It is an arithmetic number, because the mean of its divisors is an integer number (22370580).

Almost surely, 2^218119066 is an apocalyptic number.

218119066 is a deficient number, since it is larger than the sum of its proper divisors (139810214).

218119066 is a wasteful number, since it uses less digits than its factorization.

218119066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27989.

The product of its (nonzero) digits is 5184, while the sum is 34.

The square root of 218119066 is about 14768.8545933664. The cubic root of 218119066 is about 601.9557165102.

The spelling of 218119066 in words is "two hundred eighteen million, one hundred nineteen thousand, sixty-six".