117443431424 has 66 divisors (see below), whose sum is σ = 256194438444. Its totient is φ = 53366845440.

The previous prime is 117443431421. The next prime is 117443431481. The reversal of 117443431424 is 424134344711.

It is not an unprimeable number, because it can be changed into a prime (117443431421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36369842 + ... + 36373070.

Almost surely, 2^117443431424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117443431424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128097219222).

117443431424 is an abundant number, since it is smaller than the sum of its proper divisors (138751007020).

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

117443431424 is an frugal number, since it uses more digits than its factorization.

117443431424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6489 (or 3242 counting only the distinct ones).

The product of its digits is 129024, while the sum is 38.

The spelling of 117443431424 in words is "one hundred seventeen billion, four hundred forty-three million, four hundred thirty-one thousand, four hundred twenty-four".