12456450063 has 6 divisors (see below), whose sum is σ = 17992650104. Its totient is φ = 8304300036.

The previous prime is 12456450031. The next prime is 12456450077. The reversal of 12456450063 is 36005465421.

12456450063 is a `hidden beast` number, since 1 + 2 + 4 + 5 + 645 + 0 + 0 + 6 + 3 = 666.

It is not a de Polignac number, because 12456450063 - 2⁵ = 12456450031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12456450263) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 692024995 + ... + 692025012.

Almost surely, 2^12456450063 is an apocalyptic number.

12456450063 is a deficient number, since it is larger than the sum of its proper divisors (5536200041).

12456450063 is a wasteful number, since it uses less digits than its factorization.

12456450063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1384050013 (or 1384050010 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 12456450063 in words is "twelve billion, four hundred fifty-six million, four hundred fifty thousand, sixty-three".