216232182107806 has 64 divisors (see below), whose sum is σ = 340109642880000. Its totient is φ = 102997498531840.

The previous prime is 216232182107783. The next prime is 216232182107867. The reversal of 216232182107806 is 608701281232612.

It is a super-2 number, since 2×216232182107806² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 216232182107806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3203453445 + ... + 3203520943.

It is an arithmetic number, because the mean of its divisors is an integer number (5314213170000).

Almost surely, 2^{216232182107806} is an apocalyptic number.

216232182107806 is a deficient number, since it is larger than the sum of its proper divisors (123877460772194).

216232182107806 is a wasteful number, since it uses less digits than its factorization.

216232182107806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69489.

The product of its (nonzero) digits is 774144, while the sum is 49.

The spelling of 216232182107806 in words is "two hundred sixteen trillion, two hundred thirty-two billion, one hundred eighty-two million, one hundred seven thousand, eight hundred six".