117166327725 has 24 divisors (see below), whose sum is σ = 205109997120. Its totient is φ = 58812901120.

The previous prime is 117166327721. The next prime is 117166327727. The reversal of 117166327725 is 527723661711.

It is not a de Polignac number, because 117166327725 - 2² = 117166327721 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117166327721) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45946305 + ... + 45948854.

It is an arithmetic number, because the mean of its divisors is an integer number (8546249880).

Almost surely, 2^117166327725 is an apocalyptic number.

117166327725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117166327725 is a deficient number, since it is larger than the sum of its proper divisors (87943669395).

117166327725 is a wasteful number, since it uses less digits than its factorization.

117166327725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91895189 (or 91895184 counting only the distinct ones).

The product of its digits is 740880, while the sum is 48.

The spelling of 117166327725 in words is "one hundred seventeen billion, one hundred sixty-six million, three hundred twenty-seven thousand, seven hundred twenty-five".