117166327677 has 48 divisors (see below), whose sum is σ = 194172800640. Its totient is φ = 66691247616.

The previous prime is 117166327601. The next prime is 117166327679. The reversal of 117166327677 is 776723661711.

It is a happy number.

It is not a de Polignac number, because 117166327677 - 2¹² = 117166323581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117166327679) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18509449 + ... + 18515777.

It is an arithmetic number, because the mean of its divisors is an integer number (4045266680).

Almost surely, 2^117166327677 is an apocalyptic number.

It is an amenable number.

117166327677 is a deficient number, since it is larger than the sum of its proper divisors (77006472963).

117166327677 is a wasteful number, since it uses less digits than its factorization.

117166327677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7442 (or 7439 counting only the distinct ones).

The product of its digits is 3111696, while the sum is 54.

The spelling of 117166327677 in words is "one hundred seventeen billion, one hundred sixty-six million, three hundred twenty-seven thousand, six hundred seventy-seven".