12563065065 has 8 divisors (see below), whose sum is σ = 20100904128. Its totient is φ = 6700301360.

The previous prime is 12563065051. The next prime is 12563065087. The reversal of 12563065065 is 56056036521.

12563065065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12563065065 - 2⁴ = 12563065049 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 418768821 + ... + 418768850.

It is an arithmetic number, because the mean of its divisors is an integer number (2512613016).

Almost surely, 2^12563065065 is an apocalyptic number.

12563065065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12563065065 is a deficient number, since it is larger than the sum of its proper divisors (7537839063).

12563065065 is an equidigital number, since it uses as much as digits as its factorization.

12563065065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837537679.

The product of its (nonzero) digits is 162000, while the sum is 39.

The spelling of 12563065065 in words is "twelve billion, five hundred sixty-three million, sixty-five thousand, sixty-five".