16545766353667 has 2 divisors, whose sum is σ = 16545766353668. Its totient is φ = 16545766353666.

The previous prime is 16545766353629. The next prime is 16545766353673. The reversal of 16545766353667 is 76635366754561.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16545766353667 - 2³⁵ = 16511406615299 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16545766353596 and 16545766353605.

It is not a weakly prime, because it can be changed into another prime (16545766359667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8272883176833 + 8272883176834.

It is an arithmetic number, because the mean of its divisors is an integer number (8272883176834).

Almost surely, 2^{16545766353667} is an apocalyptic number.

16545766353667 is a deficient number, since it is larger than the sum of its proper divisors (1).

16545766353667 is an equidigital number, since it uses as much as digits as its factorization.

16545766353667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1714608000, while the sum is 70.

The spelling of 16545766353667 in words is "sixteen trillion, five hundred forty-five billion, seven hundred sixty-six million, three hundred fifty-three thousand, six hundred sixty-seven".