12634246586 has 16 divisors (see below), whose sum is σ = 20558145384. Its totient is φ = 5788625664.

The previous prime is 12634246567. The next prime is 12634246589. The reversal of 12634246586 is 68564243621.

It can be written as a sum of positive squares in 4 ways, for example, as 6045840025 + 6588406561 = 77755^2 + 81169^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12634246586.

It is not an unprimeable number, because it can be changed into a prime (12634246589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1769915 + ... + 1777038.

Almost surely, 2^12634246586 is an apocalyptic number.

12634246586 is a deficient number, since it is larger than the sum of its proper divisors (7923898798).

12634246586 is a wasteful number, since it uses less digits than its factorization.

12634246586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3547105.

The product of its digits is 1658880, while the sum is 47.

The spelling of 12634246586 in words is "twelve billion, six hundred thirty-four million, two hundred forty-six thousand, five hundred eighty-six".