167156997137 has 8 divisors (see below), whose sum is σ = 183066334080. Its totient is φ = 151683532560.

The previous prime is 167156997043. The next prime is 167156997143. The reversal of 167156997137 is 731799651761.

167156997137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-167156997137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 167156997137.

It is not an unprimeable number, because it can be changed into a prime (167156997157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108967289 + ... + 108968822.

It is an arithmetic number, because the mean of its divisors is an integer number (22883291760).

Almost surely, 2^167156997137 is an apocalyptic number.

It is an amenable number.

167156997137 is a deficient number, since it is larger than the sum of its proper divisors (15909336943).

167156997137 is a wasteful number, since it uses less digits than its factorization.

167156997137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217936183.

The product of its digits is 15002820, while the sum is 62.

The spelling of 167156997137 in words is "one hundred sixty-seven billion, one hundred fifty-six million, nine hundred ninety-seven thousand, one hundred thirty-seven".