16545126174043 has 2 divisors, whose sum is σ = 16545126174044. Its totient is φ = 16545126174042.

The previous prime is 16545126173981. The next prime is 16545126174077. The reversal of 16545126174043 is 34047162154561.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16545126174043 - 2¹⁷ = 16545126042971 is a prime.

It is not a weakly prime, because it can be changed into another prime (16545126474043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8272563087021 + 8272563087022.

It is an arithmetic number, because the mean of its divisors is an integer number (8272563087022).

Almost surely, 2^{16545126174043} is an apocalyptic number.

16545126174043 is a deficient number, since it is larger than the sum of its proper divisors (1).

16545126174043 is an equidigital number, since it uses as much as digits as its factorization.

16545126174043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2419200, while the sum is 49.

The spelling of 16545126174043 in words is "sixteen trillion, five hundred forty-five billion, one hundred twenty-six million, one hundred seventy-four thousand, forty-three".