12384599652 has 60 divisors (see below), whose sum is σ = 32765930736. Its totient is φ = 4078453680.

The previous prime is 12384599599. The next prime is 12384599677. The reversal of 12384599652 is 25699548321.

12384599652 is a `hidden beast` number, since 12 + 38 + 4 + 599 + 6 + 5 + 2 = 666.

It is a super-2 number, since 2×12384599652² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 203374 + ... + 257157.

Almost surely, 2^12384599652 is an apocalyptic number.

12384599652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12384599652 is an abundant number, since it is smaller than the sum of its proper divisors (20381331084).

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

12384599652 is a wasteful number, since it uses less digits than its factorization.

12384599652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460630 (or 460619 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 54.

The spelling of 12384599652 in words is "twelve billion, three hundred eighty-four million, five hundred ninety-nine thousand, six hundred fifty-two".