11520344530000 has 50 divisors (see below), whose sum is σ = 27891906165794. Its totient is φ = 4608137808000.

The previous prime is 11520344529983. The next prime is 11520344530033. The reversal of 11520344530000 is 3544302511.

It can be written as a sum of positive squares in 5 ways, for example, as 2389262684176 + 9131081845824 = 1545724^2 + 3021768^2 .

It is a tau number, because it is divible by the number of its divisors (50).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 576007227 + ... + 576027226.

Almost surely, 2^{11520344530000} is an apocalyptic number.

11520344530000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11520344530000 is an abundant number, since it is smaller than the sum of its proper divisors (16371561635794).

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

11520344530000 is an equidigital number, since it uses as much as digits as its factorization.

11520344530000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1152034481 (or 1152034460 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 11520344530000 its reverse (3544302511), we get a palindrome (11523888832511).

The spelling of 11520344530000 in words is "eleven trillion, five hundred twenty billion, three hundred forty-four million, five hundred thirty thousand".