167135316613 has 4 divisors (see below), whose sum is σ = 167136802380. Its totient is φ = 167133830848.

The previous prime is 167135316589. The next prime is 167135316641. The reversal of 167135316613 is 316613531761.

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

It can be written as a sum of positive squares in 2 ways, for example, as 63697178689 + 103438137924 = 252383^2 + 321618^2 .

It is a cyclic number.

It is not a de Polignac number, because 167135316613 - 2²⁹ = 166598445701 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 167135316613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167135313613) 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, 558970 + ... + 804187.

It is an arithmetic number, because the mean of its divisors is an integer number (41784200595).

Almost surely, 2^167135316613 is an apocalyptic number.

It is an amenable number.

167135316613 is a deficient number, since it is larger than the sum of its proper divisors (1485767).

167135316613 is a wasteful number, since it uses less digits than its factorization.

167135316613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1485766.

The product of its digits is 204120, while the sum is 43.

The spelling of 167135316613 in words is "one hundred sixty-seven billion, one hundred thirty-five million, three hundred sixteen thousand, six hundred thirteen".