16657603160127 has 4 divisors (see below), whose sum is σ = 22210137546840. Its totient is φ = 11105068773416.

The previous prime is 16657603160027. The next prime is 16657603160141. The reversal of 16657603160127 is 72106130675661.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16657603160127 - 2⁷ = 16657603159999 is a prime.

It is a super-2 number, since 2×16657603160127² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16657603160127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16657603160027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2776267193352 + ... + 2776267193357.

It is an arithmetic number, because the mean of its divisors is an integer number (5552534386710).

Almost surely, 2^{16657603160127} is an apocalyptic number.

16657603160127 is a deficient number, since it is larger than the sum of its proper divisors (5552534386713).

16657603160127 is an equidigital number, since it uses as much as digits as its factorization.

16657603160127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5552534386712.

The product of its (nonzero) digits is 1905120, while the sum is 51.

The spelling of 16657603160127 in words is "sixteen trillion, six hundred fifty-seven billion, six hundred three million, one hundred sixty thousand, one hundred twenty-seven".