216265305214 has 32 divisors (see below), whose sum is σ = 392586670080. Its totient is φ = 87224646528.

The previous prime is 216265305209. The next prime is 216265305233. The reversal of 216265305214 is 412503562612.

It is a congruent number.

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, 2819827 + ... + 2895505.

It is an arithmetic number, because the mean of its divisors is an integer number (12268333440).

Almost surely, 2^216265305214 is an apocalyptic number.

216265305214 is a deficient number, since it is larger than the sum of its proper divisors (176321364866).

216265305214 is a wasteful number, since it uses less digits than its factorization.

216265305214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87712.

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 216265305214 its reverse (412503562612), we get a palindrome (628768867826).

The spelling of 216265305214 in words is "two hundred sixteen billion, two hundred sixty-five million, three hundred five thousand, two hundred fourteen".