16163927923 has 8 divisors (see below), whose sum is σ = 18989789616. Its totient is φ = 13564135200.

The previous prime is 16163927911. The next prime is 16163927933. The reversal of 16163927923 is 32972936161.

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

It is not a de Polignac number, because 16163927923 - 2¹⁷ = 16163796851 is a prime.

It is a super-2 number, since 2×16163927923² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16163927933) 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, 56517088 + ... + 56517373.

It is an arithmetic number, because the mean of its divisors is an integer number (2373723702).

Almost surely, 2^16163927923 is an apocalyptic number.

16163927923 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16163927923 is a deficient number, since it is larger than the sum of its proper divisors (2825861693).

16163927923 is a wasteful number, since it uses less digits than its factorization.

16163927923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113034485.

The product of its digits is 734832, while the sum is 49.

The spelling of 16163927923 in words is "sixteen billion, one hundred sixty-three million, nine hundred twenty-seven thousand, nine hundred twenty-three".