11588117420 has 48 divisors (see below), whose sum is σ = 26558558208. Its totient is φ = 4212077760.

The previous prime is 11588117417. The next prime is 11588117491. The reversal of 11588117420 is 2471188511.

It is a happy number.

11588117420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 581339 + ... + 600941.

It is an arithmetic number, because the mean of its divisors is an integer number (553303296).

Almost surely, 2^11588117420 is an apocalyptic number.

11588117420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11588117420 is an abundant number, since it is smaller than the sum of its proper divisors (14970440788).

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

11588117420 is a wasteful number, since it uses less digits than its factorization.

11588117420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22310 (or 22308 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 38.

The spelling of 11588117420 in words is "eleven billion, five hundred eighty-eight million, one hundred seventeen thousand, four hundred twenty".