16459168023 has 54 divisors (see below), whose sum is σ = 25602863832. Its totient is φ = 10169660160.

The previous prime is 16459168009. The next prime is 16459168039. The reversal of 16459168023 is 32086195461.

16459168023 is a `hidden beast` number, since 16 + 459 + 168 + 0 + 23 = 666.

It is not a de Polignac number, because 16459168023 - 2¹³ = 16459159831 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 16459168023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16459168003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 68295183 + ... + 68295423.

It is an arithmetic number, because the mean of its divisors is an integer number (474127108).

Almost surely, 2^16459168023 is an apocalyptic number.

16459168023 is a deficient number, since it is larger than the sum of its proper divisors (9143695809).

16459168023 is an equidigital number, since it uses as much as digits as its factorization.

16459168023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585 (or 304 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 16459168023 in words is "sixteen billion, four hundred fifty-nine million, one hundred sixty-eight thousand, twenty-three".