216041420334 has 8 divisors (see below), whose sum is σ = 432082840680. Its totient is φ = 72013806776.

The previous prime is 216041420327. The next prime is 216041420339. The reversal of 216041420334 is 433024140612.

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

216041420334 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216041420339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18003451689 + ... + 18003451700.

It is an arithmetic number, because the mean of its divisors is an integer number (54010355085).

Almost surely, 2^216041420334 is an apocalyptic number.

216041420334 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

216041420334 is a wasteful number, since it uses less digits than its factorization.

216041420334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36006903394.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 216041420334 its reverse (433024140612), we get a palindrome (649065560946).

The spelling of 216041420334 in words is "two hundred sixteen billion, forty-one million, four hundred twenty thousand, three hundred thirty-four".