12446903863 has 2 divisors, whose sum is σ = 12446903864. Its totient is φ = 12446903862.

The previous prime is 12446903801. The next prime is 12446903939. The reversal of 12446903863 is 36830964421.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12446903863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12446903663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6223451931 + 6223451932.

It is an arithmetic number, because the mean of its divisors is an integer number (6223451932).

Almost surely, 2^12446903863 is an apocalyptic number.

12446903863 is a deficient number, since it is larger than the sum of its proper divisors (1).

12446903863 is an equidigital number, since it uses as much as digits as its factorization.

12446903863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 746496, while the sum is 46.

The spelling of 12446903863 in words is "twelve billion, four hundred forty-six million, nine hundred three thousand, eight hundred sixty-three".