117172166607 has 6 divisors (see below), whose sum is σ = 169248685112. Its totient is φ = 78114777732.

The previous prime is 117172166597. The next prime is 117172166627. The reversal of 117172166607 is 706661271711.

It is a happy number.

It is not a de Polignac number, because 117172166607 - 2¹⁵ = 117172133839 is a prime.

It is a super-4 number, since 4×117172166607⁴ (a number of 45 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117172166627) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 6509564803 + ... + 6509564820.

Almost surely, 2^117172166607 is an apocalyptic number.

117172166607 is a deficient number, since it is larger than the sum of its proper divisors (52076518505).

117172166607 is a wasteful number, since it uses less digits than its factorization.

117172166607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13019129629 (or 13019129626 counting only the distinct ones).

The product of its (nonzero) digits is 148176, while the sum is 45.

The spelling of 117172166607 in words is "one hundred seventeen billion, one hundred seventy-two million, one hundred sixty-six thousand, six hundred seven".