11518505566230 has 96 divisors (see below), whose sum is σ = 29938373121024. Its totient is φ = 2834955996288.

The previous prime is 11518505566223. The next prime is 11518505566279. The reversal of 11518505566230 is 3266550581511.

11518505566230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11518505566230.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39944827 + ... + 40232153.

It is an arithmetic number, because the mean of its divisors is an integer number (311858053344).

Almost surely, 2^{11518505566230} is an apocalyptic number.

11518505566230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11518505566230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14969186560512).

11518505566230 is an abundant number, since it is smaller than the sum of its proper divisors (18419867554794).

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

11518505566230 is a wasteful number, since it uses less digits than its factorization.

11518505566230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295270 (or 295257 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 48.

The spelling of 11518505566230 in words is "eleven trillion, five hundred eighteen billion, five hundred five million, five hundred sixty-six thousand, two hundred thirty".