214641731023166 has 8 divisors (see below), whose sum is σ = 322528435897680. Its totient is φ = 107132252390608.

The previous prime is 214641731023141. The next prime is 214641731023199. The reversal of 214641731023166 is 661320137146412.

It is a happy number.

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

It is a super-2 number, since 2×214641731023166² (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 214641731023166.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94306559066 + ... + 94306561341.

It is an arithmetic number, because the mean of its divisors is an integer number (40316054487210).

Almost surely, 2^{214641731023166} is an apocalyptic number.

214641731023166 is a deficient number, since it is larger than the sum of its proper divisors (107886704874514).

214641731023166 is a wasteful number, since it uses less digits than its factorization.

214641731023166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188613120978.

The product of its (nonzero) digits is 870912, while the sum is 47.

Adding to 214641731023166 its reverse (661320137146412), we get a palindrome (875961868169578).

The spelling of 214641731023166 in words is "two hundred fourteen trillion, six hundred forty-one billion, seven hundred thirty-one million, twenty-three thousand, one hundred sixty-six".