108171496977958 has 8 divisors (see below), whose sum is σ = 163097956583928. Its totient is φ = 53805511449984.

The previous prime is 108171496977953. The next prime is 108171496977961. The reversal of 108171496977958 is 859779694171801.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108171496977953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140118519016 + ... + 140118519787.

It is an arithmetic number, because the mean of its divisors is an integer number (20387244572991).

Almost surely, 2^{108171496977958} is an apocalyptic number.

108171496977958 is a deficient number, since it is larger than the sum of its proper divisors (54926459605970).

108171496977958 is a wasteful number, since it uses less digits than its factorization.

108171496977958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280237038998.

The product of its (nonzero) digits is 1920360960, while the sum is 82.

The spelling of 108171496977958 in words is "one hundred eight trillion, one hundred seventy-one billion, four hundred ninety-six million, nine hundred seventy-seven thousand, nine hundred fifty-eight".