117982388097 has 24 divisors (see below), whose sum is σ = 201047308800. Its totient is φ = 65243715840.

The previous prime is 117982388093. The next prime is 117982388107. The reversal of 117982388097 is 790883289711.

117982388097 is a `hidden beast` number, since 1 + 179 + 82 + 388 + 0 + 9 + 7 = 666.

It is not a de Polignac number, because 117982388097 - 2² = 117982388093 is a prime.

It is a super-2 number, since 2×117982388097² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (117982388093) 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 23 ways as a sum of consecutive naturals, for example, 30203472 + ... + 30207377.

It is an arithmetic number, because the mean of its divisors is an integer number (8376971200).

Almost surely, 2^117982388097 is an apocalyptic number.

It is an amenable number.

117982388097 is a deficient number, since it is larger than the sum of its proper divisors (83064920703).

117982388097 is a wasteful number, since it uses less digits than its factorization.

117982388097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60410893 (or 60410890 counting only the distinct ones).

The product of its (nonzero) digits is 12192768, while the sum is 63.

The spelling of 117982388097 in words is "one hundred seventeen billion, nine hundred eighty-two million, three hundred eighty-eight thousand, ninety-seven".