117553645198 has 16 divisors (see below), whose sum is σ = 197052231600. Its totient is φ = 52130219200.

The previous prime is 117553645171. The next prime is 117553645199. The reversal of 117553645198 is 891546355711.

117553645198 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117553645199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65161873 + ... + 65163676.

It is an arithmetic number, because the mean of its divisors is an integer number (12315764475).

Almost surely, 2^117553645198 is an apocalyptic number.

117553645198 is a deficient number, since it is larger than the sum of its proper divisors (79498586402).

117553645198 is a wasteful number, since it uses less digits than its factorization.

117553645198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130325603.

The product of its digits is 4536000, while the sum is 55.

The spelling of 117553645198 in words is "one hundred seventeen billion, five hundred fifty-three million, six hundred forty-five thousand, one hundred ninety-eight".