12384074520 has 96 divisors (see below), whose sum is σ = 40555635120. Its totient is φ = 3277198080.

The previous prime is 12384074501. The next prime is 12384074569. The reversal of 12384074520 is 2547048321.

It is a happy number.

12384074520 is a `hidden beast` number, since 1 + 23 + 8 + 40 + 74 + 520 = 666.

12384074520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84139 + ... + 178458.

Almost surely, 2^12384074520 is an apocalyptic number.

12384074520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12384074520 is an abundant number, since it is smaller than the sum of its proper divisors (28171560600).

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

12384074520 is a wasteful number, since it uses less digits than its factorization.

12384074520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262745 (or 262738 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The spelling of 12384074520 in words is "twelve billion, three hundred eighty-four million, seventy-four thousand, five hundred twenty".