12040824329 has 4 divisors (see below), whose sum is σ = 12176114580. Its totient is φ = 11905534080.

The previous prime is 12040824317. The next prime is 12040824427. The reversal of 12040824329 is 92342804021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8565132304 + 3475692025 = 92548^2 + 58955^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12040824329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12040824529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67644992 + ... + 67645169.

It is an arithmetic number, because the mean of its divisors is an integer number (3044028645).

Almost surely, 2^12040824329 is an apocalyptic number.

It is an amenable number.

12040824329 is a deficient number, since it is larger than the sum of its proper divisors (135290251).

12040824329 is an equidigital number, since it uses as much as digits as its factorization.

12040824329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135290250.

The product of its (nonzero) digits is 27648, while the sum is 35.

The spelling of 12040824329 in words is "twelve billion, forty million, eight hundred twenty-four thousand, three hundred twenty-nine".