163911927223 has 8 divisors (see below), whose sum is σ = 179239777920. Its totient is φ = 148655204280.

The previous prime is 163911927217. The next prime is 163911927247. The reversal of 163911927223 is 322729119361.

It is a happy number.

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

It is not a de Polignac number, because 163911927223 - 2⁵ = 163911927191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163911987223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17777115 + ... + 17786332.

It is an arithmetic number, because the mean of its divisors is an integer number (22404972240).

Almost surely, 2^163911927223 is an apocalyptic number.

163911927223 is a deficient number, since it is larger than the sum of its proper divisors (15327850697).

163911927223 is a wasteful number, since it uses less digits than its factorization.

163911927223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35563877.

The product of its digits is 244944, while the sum is 46.

The spelling of 163911927223 in words is "one hundred sixty-three billion, nine hundred eleven million, nine hundred twenty-seven thousand, two hundred twenty-three".