12406432036 has 12 divisors (see below), whose sum is σ = 21712083120. Its totient is φ = 6202979720.

The previous prime is 12406432021. The next prime is 12406432043. The reversal of 12406432036 is 63023460421.

It is a junction number, because it is equal to n+sod(n) for n = 12406431989 and 12406432007.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118095 + ... + 196873.

It is an arithmetic number, because the mean of its divisors is an integer number (1809340260).

Almost surely, 2^12406432036 is an apocalyptic number.

It is an amenable number.

12406432036 is a deficient number, since it is larger than the sum of its proper divisors (9305651084).

12406432036 is a wasteful number, since it uses less digits than its factorization.

12406432036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118154 (or 118152 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 12406432036 its reverse (63023460421), we get a palindrome (75429892457).

The spelling of 12406432036 in words is "twelve billion, four hundred six million, four hundred thirty-two thousand, thirty-six".