16055490412189 has 2 divisors, whose sum is σ = 16055490412190. Its totient is φ = 16055490412188.

The previous prime is 16055490412187. The next prime is 16055490412331. The reversal of 16055490412189 is 98121409455061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14937220116900 + 1118270295289 = 3864870^2 + 1057483^2 .

It is a cyclic number.

It is not a de Polignac number, because 16055490412189 - 2¹ = 16055490412187 is a prime.

Together with 16055490412187, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16055490412187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8027745206094 + 8027745206095.

It is an arithmetic number, because the mean of its divisors is an integer number (8027745206095).

Almost surely, 2^{16055490412189} is an apocalyptic number.

It is an amenable number.

16055490412189 is a deficient number, since it is larger than the sum of its proper divisors (1).

16055490412189 is an equidigital number, since it uses as much as digits as its factorization.

16055490412189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3110400, while the sum is 55.

The spelling of 16055490412189 in words is "sixteen trillion, fifty-five billion, four hundred ninety million, four hundred twelve thousand, one hundred eighty-nine".