16662158041 has 2 divisors, whose sum is σ = 16662158042. Its totient is φ = 16662158040.

The previous prime is 16662157999. The next prime is 16662158057. The reversal of 16662158041 is 14085126661.

16662158041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14281206016 + 2380952025 = 119504^2 + 48795^2 .

It is an emirp because it is prime and its reverse (14085126661) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16662158041 - 2¹⁹ = 16661633753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16662157985 and 16662158003.

It is not a weakly prime, because it can be changed into another prime (16662158441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8331079020 + 8331079021.

It is an arithmetic number, because the mean of its divisors is an integer number (8331079021).

Almost surely, 2^16662158041 is an apocalyptic number.

It is an amenable number.

16662158041 is a deficient number, since it is larger than the sum of its proper divisors (1).

16662158041 is an equidigital number, since it uses as much as digits as its factorization.

16662158041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 40.

The spelling of 16662158041 in words is "sixteen billion, six hundred sixty-two million, one hundred fifty-eight thousand, forty-one".