4208159819819 has 2 divisors, whose sum is σ = 4208159819820. Its totient is φ = 4208159819818.

The previous prime is 4208159819789. The next prime is 4208159819869. The reversal of 4208159819819 is 9189189518024.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4208159819819 is a prime.

It is a super-3 number, since 3×4208159819819³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (4208159819869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2104079909909 + 2104079909910.

It is an arithmetic number, because the mean of its divisors is an integer number (2104079909910).

Almost surely, 2^{4208159819819} is an apocalyptic number.

4208159819819 is a deficient number, since it is larger than the sum of its proper divisors (1).

4208159819819 is an equidigital number, since it uses as much as digits as its factorization.

4208159819819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14929920, while the sum is 65.

The spelling of 4208159819819 in words is "four trillion, two hundred eight billion, one hundred fifty-nine million, eight hundred nineteen thousand, eight hundred nineteen".