11516394599424 has 792 divisors, whose sum is σ = 40570755065568. Its totient is φ = 3221100380160.

The previous prime is 11516394599419. The next prime is 11516394599461. The reversal of 11516394599424 is 42499549361511.

11516394599424 is a `hidden beast` number, since 1 + 1 + 5 + 1 + 6 + 39 + 4 + 599 + 4 + 2 + 4 = 666.

11516394599424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (792).

It is a super-2 number, since 2×11516394599424² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 960734359 + ... + 960746345.

Almost surely, 2^{11516394599424} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11516394599424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20285377532784).

11516394599424 is an abundant number, since it is smaller than the sum of its proper divisors (29054360466144).

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

11516394599424 is an equidigital number, since it uses as much as digits as its factorization.

11516394599424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12055 (or 12016 counting only the distinct ones).

The product of its digits is 41990400, while the sum is 63.

The spelling of 11516394599424 in words is "eleven trillion, five hundred sixteen billion, three hundred ninety-four million, five hundred ninety-nine thousand, four hundred twenty-four".