11580312685128 has 32 divisors (see below), whose sum is σ = 31582670960160. Its totient is φ = 3509185662080.

The previous prime is 11580312685063. The next prime is 11580312685141. The reversal of 11580312685128 is 82158621308511.

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, 21932410125 + ... + 21932410652.

It is an arithmetic number, because the mean of its divisors is an integer number (986958467505).

Almost surely, 2^{11580312685128} is an apocalyptic number.

It is an amenable number.

11580312685128 is an abundant number, since it is smaller than the sum of its proper divisors (20002358275032).

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

11580312685128 is a wasteful number, since it uses less digits than its factorization.

11580312685128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43864820797 (or 43864820793 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 51.

The spelling of 11580312685128 in words is "eleven trillion, five hundred eighty billion, three hundred twelve million, six hundred eighty-five thousand, one hundred twenty-eight".