16442673461219 has 2 divisors, whose sum is σ = 16442673461220. Its totient is φ = 16442673461218.

The previous prime is 16442673461161. The next prime is 16442673461273. The reversal of 16442673461219 is 91216437624461.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16442673461219 is a prime.

It is a super-3 number, since 3×16442673461219³ (a number of 41 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 (16442673461419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8221336730609 + 8221336730610.

It is an arithmetic number, because the mean of its divisors is an integer number (8221336730610).

Almost surely, 2^{16442673461219} is an apocalyptic number.

16442673461219 is a deficient number, since it is larger than the sum of its proper divisors (1).

16442673461219 is an equidigital number, since it uses as much as digits as its factorization.

16442673461219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10450944, while the sum is 56.

The spelling of 16442673461219 in words is "sixteen trillion, four hundred forty-two billion, six hundred seventy-three million, four hundred sixty-one thousand, two hundred nineteen".