12505008963 has 8 divisors (see below), whose sum is σ = 16673931088. Its totient is φ = 8336379744.

The previous prime is 12505008947. The next prime is 12505008983. The reversal of 12505008963 is 36980050521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12505008963 - 2⁴ = 12505008947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12505008983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62145 + ... + 169917.

It is an arithmetic number, because the mean of its divisors is an integer number (2084241386).

Almost surely, 2^12505008963 is an apocalyptic number.

12505008963 is a deficient number, since it is larger than the sum of its proper divisors (4168922125).

12505008963 is a wasteful number, since it uses less digits than its factorization.

12505008963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146453.

The product of its (nonzero) digits is 64800, while the sum is 39.

The spelling of 12505008963 in words is "twelve billion, five hundred five million, eight thousand, nine hundred sixty-three".