16061642135047 has 2 divisors, whose sum is σ = 16061642135048. Its totient is φ = 16061642135046.

The previous prime is 16061642135039. The next prime is 16061642135059. The reversal of 16061642135047 is 74053124616061.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (74053124616061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16061642135047 - 2³ = 16061642135039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16061642134988 and 16061642135006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16061642135647) 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, 8030821067523 + 8030821067524.

It is an arithmetic number, because the mean of its divisors is an integer number (8030821067524).

Almost surely, 2^{16061642135047} is an apocalyptic number.

16061642135047 is a deficient number, since it is larger than the sum of its proper divisors (1).

16061642135047 is an equidigital number, since it uses as much as digits as its factorization.

16061642135047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 16061642135047 in words is "sixteen trillion, sixty-one billion, six hundred forty-two million, one hundred thirty-five thousand, forty-seven".