16545242422627 has 2 divisors, whose sum is σ = 16545242422628. Its totient is φ = 16545242422626.

The previous prime is 16545242422609. The next prime is 16545242422651. The reversal of 16545242422627 is 72622424254561.

16545242422627 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16545242422627 - 2¹¹ = 16545242420579 is a prime.

It is a super-2 number, since 2×16545242422627² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16545242482627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8272621211313 + 8272621211314.

It is an arithmetic number, because the mean of its divisors is an integer number (8272621211314).

Almost surely, 2^{16545242422627} is an apocalyptic number.

16545242422627 is a deficient number, since it is larger than the sum of its proper divisors (1).

16545242422627 is an equidigital number, since it uses as much as digits as its factorization.

16545242422627 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12902400, while the sum is 52.

The spelling of 16545242422627 in words is "sixteen trillion, five hundred forty-five billion, two hundred forty-two million, four hundred twenty-two thousand, six hundred twenty-seven".