16443000617143 has 2 divisors, whose sum is σ = 16443000617144. Its totient is φ = 16443000617142.

The previous prime is 16443000617129. The next prime is 16443000617161. The reversal of 16443000617143 is 34171600034461.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16443000617143 - 2⁴¹ = 14243977361591 is a prime.

It is a super-3 number, since 3×16443000617143³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16443000617096 and 16443000617105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16443000617243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8221500308571 + 8221500308572.

It is an arithmetic number, because the mean of its divisors is an integer number (8221500308572).

Almost surely, 2^{16443000617143} is an apocalyptic number.

16443000617143 is a deficient number, since it is larger than the sum of its proper divisors (1).

16443000617143 is an equidigital number, since it uses as much as digits as its factorization.

16443000617143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 16443000617143 in words is "sixteen trillion, four hundred forty-three billion, six hundred seventeen thousand, one hundred forty-three".