218432272182234 has 32 divisors (see below), whose sum is σ = 476584741785600. Its totient is φ = 66190870014000.

The previous prime is 218432272182181. The next prime is 218432272182277. The reversal of 218432272182234 is 432281272234812.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12125692 + ... + 24163959.

It is an arithmetic number, because the mean of its divisors is an integer number (14893273180800).

Almost surely, 2^{218432272182234} is an apocalyptic number.

218432272182234 is an abundant number, since it is smaller than the sum of its proper divisors (258152469603366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

218432272182234 is a wasteful number, since it uses less digits than its factorization.

218432272182234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36380866.

The product of its digits is 4128768, while the sum is 51.

The spelling of 218432272182234 in words is "two hundred eighteen trillion, four hundred thirty-two billion, two hundred seventy-two million, one hundred eighty-two thousand, two hundred thirty-four".