16898112019 has 2 divisors, whose sum is σ = 16898112020. Its totient is φ = 16898112018.

The previous prime is 16898112017. The next prime is 16898112041. The reversal of 16898112019 is 91021189861.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16898112019 - 2¹ = 16898112017 is a prime.

It is a super-2 number, since 2×16898112019² (a number of 21 digits) contains 22 as substring.

Together with 16898112017, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 16898112019.

It is not a weakly prime, because it can be changed into another prime (16898112017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8449056009 + 8449056010.

It is an arithmetic number, because the mean of its divisors is an integer number (8449056010).

Almost surely, 2^16898112019 is an apocalyptic number.

16898112019 is a deficient number, since it is larger than the sum of its proper divisors (1).

16898112019 is an equidigital number, since it uses as much as digits as its factorization.

16898112019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 46.

The spelling of 16898112019 in words is "sixteen billion, eight hundred ninety-eight million, one hundred twelve thousand, nineteen".