16450233123 has 12 divisors (see below), whose sum is σ = 22455598920. Its totient is φ = 10711776096.

The previous prime is 16450233067. The next prime is 16450233157. The reversal of 16450233123 is 32133205461.

It is not a de Polignac number, because 16450233123 - 2⁸ = 16450232867 is a prime.

It is a super-2 number, since 2×16450233123² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16450233823) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1477258 + ... + 1488351.

It is an arithmetic number, because the mean of its divisors is an integer number (1871299910).

Almost surely, 2^16450233123 is an apocalyptic number.

16450233123 is a deficient number, since it is larger than the sum of its proper divisors (6005365797).

16450233123 is an equidigital number, since it uses as much as digits as its factorization.

16450233123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2965698 (or 2965655 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 16450233123 its reverse (32133205461), we get a palindrome (48583438584).

The spelling of 16450233123 in words is "sixteen billion, four hundred fifty million, two hundred thirty-three thousand, one hundred twenty-three".