167942868547 has 8 divisors (see below), whose sum is σ = 169941514320. Its totient is φ = 165946704000.

The previous prime is 167942868529. The next prime is 167942868551. The reversal of 167942868547 is 745868249761.

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-167942868547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (167942868047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 483954 + ... + 755047.

It is an arithmetic number, because the mean of its divisors is an integer number (21242689290).

Almost surely, 2^167942868547 is an apocalyptic number.

167942868547 is a deficient number, since it is larger than the sum of its proper divisors (1998645773).

167942868547 is a wasteful number, since it uses less digits than its factorization.

167942868547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1240613.

The product of its digits is 162570240, while the sum is 67.

The spelling of 167942868547 in words is "one hundred sixty-seven billion, nine hundred forty-two million, eight hundred sixty-eight thousand, five hundred forty-seven".