16166797167 has 16 divisors (see below), whose sum is σ = 21624893792. Its totient is φ = 10743321600.

The previous prime is 16166797151. The next prime is 16166797169. The reversal of 16166797167 is 76179766161.

It is not a de Polignac number, because 16166797167 - 2⁴ = 16166797151 is a prime.

It is a super-2 number, since 2×16166797167² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16166797169) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2141223 + ... + 2148759.

It is an arithmetic number, because the mean of its divisors is an integer number (1351555862).

Almost surely, 2^16166797167 is an apocalyptic number.

16166797167 is a deficient number, since it is larger than the sum of its proper divisors (5458096625).

16166797167 is a wasteful number, since it uses less digits than its factorization.

16166797167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9738.

The product of its digits is 4000752, while the sum is 57.

The spelling of 16166797167 in words is "sixteen billion, one hundred sixty-six million, seven hundred ninety-seven thousand, one hundred sixty-seven".