117553645208 has 8 divisors (see below), whose sum is σ = 220413084780. Its totient is φ = 58776822600.

The previous prime is 117553645207. The next prime is 117553645213. The reversal of 117553645208 is 802546355711.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117553645207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7347102818 + ... + 7347102833.

Almost surely, 2^117553645208 is an apocalyptic number.

It is an amenable number.

117553645208 is a deficient number, since it is larger than the sum of its proper divisors (102859439572).

117553645208 is a wasteful number, since it uses less digits than its factorization.

117553645208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14694205657 (or 14694205653 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 47.

The spelling of 117553645208 in words is "one hundred seventeen billion, five hundred fifty-three million, six hundred forty-five thousand, two hundred eight".