16442072236663 has 2 divisors, whose sum is σ = 16442072236664. Its totient is φ = 16442072236662.

The previous prime is 16442072236649. The next prime is 16442072236739. The reversal of 16442072236663 is 36663227024461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16442072236663 - 2⁵ = 16442072236631 is a prime.

It is a super-3 number, since 3×16442072236663³ (a number of 41 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16442072236663.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16442072236063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8221036118331 + 8221036118332.

It is an arithmetic number, because the mean of its divisors is an integer number (8221036118332).

Almost surely, 2^{16442072236663} is an apocalyptic number.

16442072236663 is a deficient number, since it is larger than the sum of its proper divisors (1).

16442072236663 is an equidigital number, since it uses as much as digits as its factorization.

16442072236663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10450944, while the sum is 52.

The spelling of 16442072236663 in words is "sixteen trillion, four hundred forty-two billion, seventy-two million, two hundred thirty-six thousand, six hundred sixty-three".