11520570057000 has 128 divisors (see below), whose sum is σ = 35984986128000. Its totient is φ = 3068664192000.

The previous prime is 11520570056977. The next prime is 11520570057001. The reversal of 11520570057000 is 75007502511.

11520570057000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11520570057001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 463551 + ... + 4822449.

It is an arithmetic number, because the mean of its divisors is an integer number (281132704125).

Almost surely, 2^{11520570057000} is an apocalyptic number.

11520570057000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11520570057000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17992493064000).

11520570057000 is an abundant number, since it is smaller than the sum of its proper divisors (24464416071000).

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

11520570057000 is a wasteful number, since it uses less digits than its factorization.

11520570057000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4359804 (or 4359790 counting only the distinct ones).

The product of its (nonzero) digits is 12250, while the sum is 33.

Adding to 11520570057000 its reverse (75007502511), we get a palindrome (11595577559511).

The spelling of 11520570057000 in words is "eleven trillion, five hundred twenty billion, five hundred seventy million, fifty-seven thousand".