117338188440 has 128 divisors (see below), whose sum is σ = 392946681600. Its totient is φ = 27784081920.

The previous prime is 117338188433. The next prime is 117338188459. The reversal of 117338188440 is 44881833711.

It is a self number, because there is not a number n which added to its sum of digits gives 117338188440.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 976875 + ... + 1090394.

It is an arithmetic number, because the mean of its divisors is an integer number (3069895950).

Almost surely, 2^117338188440 is an apocalyptic number.

117338188440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117338188440 is an abundant number, since it is smaller than the sum of its proper divisors (275608493160).

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

117338188440 is a wasteful number, since it uses less digits than its factorization.

117338188440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2067337 (or 2067333 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 48.

The spelling of 117338188440 in words is "one hundred seventeen billion, three hundred thirty-eight million, one hundred eighty-eight thousand, four hundred forty".