12601062065 has 32 divisors (see below), whose sum is σ = 16826071680. Its totient is φ = 9016648704.

The previous prime is 12601062053. The next prime is 12601062079. The reversal of 12601062065 is 56026010621.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12601062065 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88646 + ... + 181824.

It is an arithmetic number, because the mean of its divisors is an integer number (525814740).

Almost surely, 2^12601062065 is an apocalyptic number.

It is an amenable number.

12601062065 is a deficient number, since it is larger than the sum of its proper divisors (4225009615).

12601062065 is a wasteful number, since it uses less digits than its factorization.

12601062065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93281.

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 12601062065 its reverse (56026010621), we get a palindrome (68627072686).

The spelling of 12601062065 in words is "twelve billion, six hundred one million, sixty-two thousand, sixty-five".