11509755204 has 24 divisors (see below), whose sum is σ = 26857885600. Its totient is φ = 3836329344.

The previous prime is 11509755199. The next prime is 11509755239. The reversal of 11509755204 is 40255790511.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268647 + ... + 308529.

Almost surely, 2^11509755204 is an apocalyptic number.

It is an amenable number.

11509755204 is an abundant number, since it is smaller than the sum of its proper divisors (15348130396).

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

11509755204 is a wasteful number, since it uses less digits than its factorization.

11509755204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63939 (or 63937 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 39.

The spelling of 11509755204 in words is "eleven billion, five hundred nine million, seven hundred fifty-five thousand, two hundred four".