16810050869149 has 2 divisors, whose sum is σ = 16810050869150. Its totient is φ = 16810050869148.

The previous prime is 16810050869107. The next prime is 16810050869219. The reversal of 16810050869149 is 94196805001861.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9567224306649 + 7242826562500 = 3093093^2 + 2691250^2 .

It is an emirp because it is prime and its reverse (94196805001861) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16810050869149 - 2²⁷ = 16809916651421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16810050869093 and 16810050869102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16810050869449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8405025434574 + 8405025434575.

It is an arithmetic number, because the mean of its divisors is an integer number (8405025434575).

Almost surely, 2^{16810050869149} is an apocalyptic number.

It is an amenable number.

16810050869149 is a deficient number, since it is larger than the sum of its proper divisors (1).

16810050869149 is an equidigital number, since it uses as much as digits as its factorization.

16810050869149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3732480, while the sum is 58.

The spelling of 16810050869149 in words is "sixteen trillion, eight hundred ten billion, fifty million, eight hundred sixty-nine thousand, one hundred forty-nine".