12626447444 has 48 divisors (see below), whose sum is σ = 24099768000. Its totient is φ = 5753400576.

The previous prime is 12626447443. The next prime is 12626447461. The reversal of 12626447444 is 44474462621.

It is a junction number, because it is equal to n+sod(n) for n = 12626447395 and 12626447404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12626447443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3825707 + ... + 3829005.

It is an arithmetic number, because the mean of its divisors is an integer number (502078500).

Almost surely, 2^12626447444 is an apocalyptic number.

It is an amenable number.

12626447444 is a deficient number, since it is larger than the sum of its proper divisors (11473320556).

12626447444 is a wasteful number, since it uses less digits than its factorization.

12626447444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4232 (or 4230 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 44.

The spelling of 12626447444 in words is "twelve billion, six hundred twenty-six million, four hundred forty-seven thousand, four hundred forty-four".