16652368138223 has 16 divisors (see below), whose sum is σ = 16913129536512. Its totient is φ = 16392351612000.

The previous prime is 16652368138193. The next prime is 16652368138279. The reversal of 16652368138223 is 32283186325661.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 16652368138223 - 2¹⁰ = 16652368137199 is a prime.

It is a super-2 number, since 2×16652368138223² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16652368138123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145022093 + ... + 145136873.

It is an arithmetic number, because the mean of its divisors is an integer number (1057070596032).

Almost surely, 2^{16652368138223} is an apocalyptic number.

16652368138223 is a deficient number, since it is larger than the sum of its proper divisors (260761398289).

16652368138223 is a wasteful number, since it uses less digits than its factorization.

16652368138223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118006.

The product of its digits is 14929920, while the sum is 56.

The spelling of 16652368138223 in words is "sixteen trillion, six hundred fifty-two billion, three hundred sixty-eight million, one hundred thirty-eight thousand, two hundred twenty-three".