12476327129 has 12 divisors (see below), whose sum is σ = 14545062324. Its totient is φ = 10670575104.

The previous prime is 12476327119. The next prime is 12476327179. The reversal of 12476327129 is 92172367421.

It can be written as a sum of positive squares in 2 ways, for example, as 5967871504 + 6508455625 = 77252^2 + 80675^2 .

It is not a de Polignac number, because 12476327129 - 2²⁰ = 12475278553 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12476327129.

It is not an unprimeable number, because it can be changed into a prime (12476327119) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 256184 + ... + 300969.

It is an arithmetic number, because the mean of its divisors is an integer number (1212088527).

Almost surely, 2^12476327129 is an apocalyptic number.

It is an amenable number.

12476327129 is a deficient number, since it is larger than the sum of its proper divisors (2068735195).

12476327129 is an equidigital number, since it uses as much as digits as its factorization.

12476327129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557624 (or 557617 counting only the distinct ones).

The product of its digits is 254016, while the sum is 44.

The spelling of 12476327129 in words is "twelve billion, four hundred seventy-six million, three hundred twenty-seven thousand, one hundred twenty-nine".