12324561406 has 4 divisors (see below), whose sum is σ = 18486842112. Its totient is φ = 6162280702.

The previous prime is 12324561391. The next prime is 12324561427. The reversal of 12324561406 is 60416542321.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3081140350 + ... + 3081140353.

It is an arithmetic number, because the mean of its divisors is an integer number (4621710528).

Almost surely, 2^12324561406 is an apocalyptic number.

12324561406 is a deficient number, since it is larger than the sum of its proper divisors (6162280706).

12324561406 is an equidigital number, since it uses as much as digits as its factorization.

12324561406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6162280705.

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 12324561406 in words is "twelve billion, three hundred twenty-four million, five hundred sixty-one thousand, four hundred six".