22016423416165 has 8 divisors (see below), whose sum is σ = 26419799807640. Its totient is φ = 17613077594112.

The previous prime is 22016423416111. The next prime is 22016423416177. The reversal of 22016423416165 is 56161432461022.

It can be written as a sum of positive squares in 4 ways, for example, as 74028614724 + 21942394801441 = 272082^2 + 4684271^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 22016423416165 - 2¹⁵ = 22016423383397 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6026844 + ... + 8964133.

It is an arithmetic number, because the mean of its divisors is an integer number (3302474975955).

Almost surely, 2^{22016423416165} is an apocalyptic number.

It is an amenable number.

22016423416165 is a deficient number, since it is larger than the sum of its proper divisors (4403376391475).

22016423416165 is a wasteful number, since it uses less digits than its factorization.

22016423416165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15284711.

The product of its (nonzero) digits is 414720, while the sum is 43.

Adding to 22016423416165 its reverse (56161432461022), we get a palindrome (78177855877187).

The spelling of 22016423416165 in words is "twenty-two trillion, sixteen billion, four hundred twenty-three million, four hundred sixteen thousand, one hundred sixty-five".