16707066557161 has 4 divisors (see below), whose sum is σ = 16734590555392. Its totient is φ = 16679542558932.

The previous prime is 16707066557131. The next prime is 16707066557189. The reversal of 16707066557161 is 16175566070761.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16707066557161 - 2²³ = 16707058168553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16707066557096 and 16707066557105.

It is not an unprimeable number, because it can be changed into a prime (16707066557131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13761998205 + ... + 13761999418.

It is an arithmetic number, because the mean of its divisors is an integer number (4183647638848).

Almost surely, 2^{16707066557161} is an apocalyptic number.

It is an amenable number.

16707066557161 is a deficient number, since it is larger than the sum of its proper divisors (27523998231).

16707066557161 is an equidigital number, since it uses as much as digits as its factorization.

16707066557161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27523998230.

The product of its (nonzero) digits is 11113200, while the sum is 58.

The spelling of 16707066557161 in words is "sixteen trillion, seven hundred seven billion, sixty-six million, five hundred fifty-seven thousand, one hundred sixty-one".