12461543626 has 16 divisors (see below), whose sum is σ = 22619272896. Its totient is φ = 5026504896.

The previous prime is 12461543581. The next prime is 12461543639. The reversal of 12461543626 is 62634516421.

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, 26179476 + ... + 26179951.

It is an arithmetic number, because the mean of its divisors is an integer number (1413704556).

Almost surely, 2^12461543626 is an apocalyptic number.

12461543626 is a deficient number, since it is larger than the sum of its proper divisors (10157729270).

12461543626 is a wasteful number, since it uses less digits than its factorization.

12461543626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52359453.

The product of its digits is 207360, while the sum is 40.

The spelling of 12461543626 in words is "twelve billion, four hundred sixty-one million, five hundred forty-three thousand, six hundred twenty-six".