11913848064 has 180 divisors, whose sum is σ = 37615754484. Its totient is φ = 3737567232.

The previous prime is 11913848059. The next prime is 11913848077. The reversal of 11913848064 is 46084831911.

11913848064 is a `hidden beast` number, since 1 + 191 + 384 + 80 + 6 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7096377600 + 4817470464 = 84240^2 + 69408^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 335614 + ... + 369410.

Almost surely, 2^11913848064 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 11913848064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18807877242).

11913848064 is an abundant number, since it is smaller than the sum of its proper divisors (25701906420).

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

11913848064 is an equidigital number, since it uses as much as digits as its factorization.

11913848064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33842 (or 33819 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The spelling of 11913848064 in words is "eleven billion, nine hundred thirteen million, eight hundred forty-eight thousand, sixty-four".