16828435859 has 4 divisors (see below), whose sum is σ = 16929205104. Its totient is φ = 16727666616.

The previous prime is 16828435763. The next prime is 16828435879. The reversal of 16828435859 is 95853482861.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 95853482861 = 101693 ⋅942577.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16828435859 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16828435798 and 16828435807.

It is not an unprimeable number, because it can be changed into a prime (16828435879) 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 3 ways as a sum of consecutive naturals, for example, 50384372 + ... + 50384705.

It is an arithmetic number, because the mean of its divisors is an integer number (4232301276).

Almost surely, 2^16828435859 is an apocalyptic number.

16828435859 is a deficient number, since it is larger than the sum of its proper divisors (100769245).

16828435859 is a wasteful number, since it uses less digits than its factorization.

16828435859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100769244.

The product of its digits is 16588800, while the sum is 59.

The spelling of 16828435859 in words is "sixteen billion, eight hundred twenty-eight million, four hundred thirty-five thousand, eight hundred fifty-nine".