117666126600 has 192 divisors, whose sum is σ = 398331648000. Its totient is φ = 28496006400.

The previous prime is 117666126517. The next prime is 117666126631. The reversal of 117666126600 is 6621666711.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6848821 + ... + 6865979.

It is an arithmetic number, because the mean of its divisors is an integer number (2074644000).

Almost surely, 2^117666126600 is an apocalyptic number.

117666126600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117666126600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199165824000).

117666126600 is an abundant number, since it is smaller than the sum of its proper divisors (280665521400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117666126600 is a wasteful number, since it uses less digits than its factorization.

117666126600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18228 (or 18219 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The spelling of 117666126600 in words is "one hundred seventeen billion, six hundred sixty-six million, one hundred twenty-six thousand, six hundred".