117188999424 has 1152 divisors, whose sum is σ = 442053427200. Its totient is φ = 29889699840.

The previous prime is 117188999413. The next prime is 117188999443. The reversal of 117188999424 is 424999881711.

117188999424 is a `hidden beast` number, since 117 + 1 + 8 + 8 + 9 + 99 + 424 = 666.

It is a tau number, because it is divible by the number of its divisors (1152).

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

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1483405017 + ... + 1483405095.

Almost surely, 2^117188999424 is an apocalyptic number.

117188999424 is a gapful number since it is divisible by the number (14) 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 117188999424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221026713600).

117188999424 is an abundant number, since it is smaller than the sum of its proper divisors (324864427776).

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

117188999424 is a wasteful number, since it uses less digits than its factorization.

117188999424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 188 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 63.

The spelling of 117188999424 in words is "one hundred seventeen billion, one hundred eighty-eight million, nine hundred ninety-nine thousand, four hundred twenty-four".