12624642326 has 16 divisors (see below), whose sum is σ = 19592763840. Its totient is φ = 6093783360.

The previous prime is 12624642311. The next prime is 12624642343. The reversal of 12624642326 is 62324642621.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12624642326.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 604946 + ... + 625466.

It is an arithmetic number, because the mean of its divisors is an integer number (1224547740).

Almost surely, 2^12624642326 is an apocalyptic number.

12624642326 is a deficient number, since it is larger than the sum of its proper divisors (6968121514).

12624642326 is a wasteful number, since it uses less digits than its factorization.

12624642326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31159.

The product of its digits is 165888, while the sum is 38.

The spelling of 12624642326 in words is "twelve billion, six hundred twenty-four million, six hundred forty-two thousand, three hundred twenty-six".