171120011672 has 16 divisors (see below), whose sum is σ = 320855256240. Its totient is φ = 85558610016.

The previous prime is 171120011651. The next prime is 171120011737. The reversal of 171120011672 is 276110021171.

171120011672 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 499853 + ... + 769475.

It is an arithmetic number, because the mean of its divisors is an integer number (20053453515).

Almost surely, 2^171120011672 is an apocalyptic number.

It is an amenable number.

171120011672 is a deficient number, since it is larger than the sum of its proper divisors (149735244568).

171120011672 is a wasteful number, since it uses less digits than its factorization.

171120011672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348962 (or 348958 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 29.

The spelling of 171120011672 in words is "one hundred seventy-one billion, one hundred twenty million, eleven thousand, six hundred seventy-two".