12446633463 has 16 divisors (see below), whose sum is σ = 18593498496. Its totient is φ = 7339537440.

The previous prime is 12446633417. The next prime is 12446633467. The reversal of 12446633463 is 36433664421.

It is a happy number.

It is not a de Polignac number, because 12446633463 - 2⁶ = 12446633399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12446633467) 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, 5095681 + ... + 5098122.

It is an arithmetic number, because the mean of its divisors is an integer number (1162093656).

Almost surely, 2^12446633463 is an apocalyptic number.

12446633463 is a deficient number, since it is larger than the sum of its proper divisors (6146865033).

12446633463 is a wasteful number, since it uses less digits than its factorization.

12446633463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10193854.

The product of its digits is 746496, while the sum is 42.

The spelling of 12446633463 in words is "twelve billion, four hundred forty-six million, six hundred thirty-three thousand, four hundred sixty-three".