16599354423 has 16 divisors (see below), whose sum is σ = 22710240000. Its totient is φ = 10778256320.

The previous prime is 16599354397. The next prime is 16599354463. The reversal of 16599354423 is 32445399561.

It is a cyclic number.

It is not a de Polignac number, because 16599354423 - 2²⁰ = 16598305847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16599354463) 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 15 ways as a sum of consecutive naturals, for example, 38973 + ... + 186326.

It is an arithmetic number, because the mean of its divisors is an integer number (1419390000).

Almost surely, 2^16599354423 is an apocalyptic number.

16599354423 is a deficient number, since it is larger than the sum of its proper divisors (6110885577).

16599354423 is a wasteful number, since it uses less digits than its factorization.

16599354423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225942.

The product of its digits is 3499200, while the sum is 51.

The spelling of 16599354423 in words is "sixteen billion, five hundred ninety-nine million, three hundred fifty-four thousand, four hundred twenty-three".