167166742716 has 18 divisors (see below), whose sum is σ = 422560377512. Its totient is φ = 55722247560.

The previous prime is 167166742693. The next prime is 167166742733. The reversal of 167166742716 is 617247661761.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2321760280 + ... + 2321760351.

Almost surely, 2^167166742716 is an apocalyptic number.

It is an amenable number.

167166742716 is an abundant number, since it is smaller than the sum of its proper divisors (255393634796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

167166742716 is a wasteful number, since it uses less digits than its factorization.

167166742716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4643520641 (or 4643520636 counting only the distinct ones).

The product of its digits is 3556224, while the sum is 54.

The spelling of 167166742716 in words is "one hundred sixty-seven billion, one hundred sixty-six million, seven hundred forty-two thousand, seven hundred sixteen".