216027700340243 has 16 divisors (see below), whose sum is σ = 239185632343680. Its totient is φ = 193456316856000.

The previous prime is 216027700340237. The next prime is 216027700340261. The reversal of 216027700340243 is 342043007720612.

It is not a de Polignac number, because 216027700340243 - 2²⁸ = 216027431904787 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 216027700340243.

It is not an unprimeable number, because it can be changed into a prime (216027700340203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115881668 + ... + 117731118.

It is an arithmetic number, because the mean of its divisors is an integer number (14949102021480).

Almost surely, 2^{216027700340243} is an apocalyptic number.

216027700340243 is a deficient number, since it is larger than the sum of its proper divisors (23157932003437).

216027700340243 is a wasteful number, since it uses less digits than its factorization.

216027700340243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2008018.

The product of its (nonzero) digits is 338688, while the sum is 41.

The spelling of 216027700340243 in words is "two hundred sixteen trillion, twenty-seven billion, seven hundred million, three hundred forty thousand, two hundred forty-three".