11588113905 has 16 divisors (see below), whose sum is σ = 18935472384. Its totient is φ = 6048830720.

The previous prime is 11588113891. The next prime is 11588113907. The reversal of 11588113905 is 50931188511.

It is not a de Polignac number, because 11588113905 - 2¹⁶ = 11588048369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11588113907) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8217816 + ... + 8219225.

It is an arithmetic number, because the mean of its divisors is an integer number (1183467024).

Almost surely, 2^11588113905 is an apocalyptic number.

11588113905 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11588113905 is a deficient number, since it is larger than the sum of its proper divisors (7347358479).

11588113905 is a wasteful number, since it uses less digits than its factorization.

11588113905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16437096.

The product of its (nonzero) digits is 43200, while the sum is 42.

The spelling of 11588113905 in words is "eleven billion, five hundred eighty-eight million, one hundred thirteen thousand, nine hundred five".