16679872559 has 16 divisors (see below), whose sum is σ = 19562366208. Its totient is φ = 13924213632.

The previous prime is 16679872549. The next prime is 16679872567. The reversal of 16679872559 is 95527897661.

16679872559 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16679872559 - 2⁴ = 16679872543 is a prime.

It is a super-5 number, since 5×16679872559⁵ (a number of 52 digits) contains 55555 as substring.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 16679872495 and 16679872504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16679872549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24599 + ... + 184295.

It is an arithmetic number, because the mean of its divisors is an integer number (1222647888).

Almost surely, 2^16679872559 is an apocalyptic number.

16679872559 is a deficient number, since it is larger than the sum of its proper divisors (2882493649).

16679872559 is a wasteful number, since it uses less digits than its factorization.

16679872559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160094.

The product of its digits is 57153600, while the sum is 65.

The spelling of 16679872559 in words is "sixteen billion, six hundred seventy-nine million, eight hundred seventy-two thousand, five hundred fifty-nine".