216770873638214 has 16 divisors (see below), whose sum is σ = 371780617141248. Its totient is φ = 92858451690312.

The previous prime is 216770873638199. The next prime is 216770873638247. The reversal of 216770873638214 is 412836378077612.

It is a happy number.

It is a super-2 number, since 2×216770873638214² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 3612577052 + ... + 3612637055.

It is an arithmetic number, because the mean of its divisors is an integer number (23236288571328).

Almost surely, 2^{216770873638214} is an apocalyptic number.

216770873638214 is a deficient number, since it is larger than the sum of its proper divisors (155009743503034).

216770873638214 is a wasteful number, since it uses less digits than its factorization.

216770873638214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7225216259.

The product of its (nonzero) digits is 113799168, while the sum is 65.

The spelling of 216770873638214 in words is "two hundred sixteen trillion, seven hundred seventy billion, eight hundred seventy-three million, six hundred thirty-eight thousand, two hundred fourteen".