12509094446 has 8 divisors (see below), whose sum is σ = 18889572600. Its totient is φ = 6212570248.

The previous prime is 12509094379. The next prime is 12509094469. The reversal of 12509094446 is 64449090521.

12509094446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12509094397 and 12509094406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20988116 + ... + 20988711.

It is an arithmetic number, because the mean of its divisors is an integer number (2361196575).

Almost surely, 2^12509094446 is an apocalyptic number.

12509094446 is a deficient number, since it is larger than the sum of its proper divisors (6380478154).

12509094446 is a wasteful number, since it uses less digits than its factorization.

12509094446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41976978.

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 12509094446 in words is "twelve billion, five hundred nine million, ninety-four thousand, four hundred forty-six".