11520530211616 has 48 divisors (see below), whose sum is σ = 23138223454080. Its totient is φ = 5645127631360.

The previous prime is 11520530211599. The next prime is 11520530211643. The reversal of 11520530211616 is 61611203502511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14802181 + ... + 15561028.

It is an arithmetic number, because the mean of its divisors is an integer number (482046321960).

Almost surely, 2^{11520530211616} is an apocalyptic number.

11520530211616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11520530211616 is an abundant number, since it is smaller than the sum of its proper divisors (11617693242464).

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

11520530211616 is a wasteful number, since it uses less digits than its factorization.

11520530211616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30363457 (or 30363449 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 34.

The spelling of 11520530211616 in words is "eleven trillion, five hundred twenty billion, five hundred thirty million, two hundred eleven thousand, six hundred sixteen".