12015340524324 has 192 divisors, whose sum is σ = 31760733312000. Its totient is φ = 3927549669120.

The previous prime is 12015340524307. The next prime is 12015340524403. The reversal of 12015340524324 is 42342504351021.

It is a happy number.

12015340524324 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 5 + 3 + 405 + 243 + 2 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 769269387 + ... + 769285005.

It is an arithmetic number, because the mean of its divisors is an integer number (165420486000).

Almost surely, 2^{12015340524324} 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 12015340524324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15880366656000).

12015340524324 is an abundant number, since it is smaller than the sum of its proper divisors (19745392787676).

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

12015340524324 is a wasteful number, since it uses less digits than its factorization.

12015340524324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16375 (or 16367 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 12015340524324 its reverse (42342504351021), we get a palindrome (54357844875345).

The spelling of 12015340524324 in words is "twelve trillion, fifteen billion, three hundred forty million, five hundred twenty-four thousand, three hundred twenty-four".