12113539152 has 160 divisors (see below), whose sum is σ = 36852641280. Its totient is φ = 3380252160.

The previous prime is 12113539111. The next prime is 12113539171. The reversal of 12113539152 is 25193531121.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3203599 + ... + 3207377.

It is an arithmetic number, because the mean of its divisors is an integer number (230329008).

Almost surely, 2^12113539152 is an apocalyptic number.

12113539152 is a gapful number since it is divisible by the number (12) 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 12113539152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18426320640).

12113539152 is an abundant number, since it is smaller than the sum of its proper divisors (24739102128).

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

12113539152 is a wasteful number, since it uses less digits than its factorization.

12113539152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4281 (or 4275 counting only the distinct ones).

The product of its digits is 8100, while the sum is 33.

The spelling of 12113539152 in words is "twelve billion, one hundred thirteen million, five hundred thirty-nine thousand, one hundred fifty-two".