13244245500065 has 96 divisors (see below), whose sum is σ = 17223538913280. Its totient is φ = 9772576128000.

The previous prime is 13244245500061. The next prime is 13244245500113. The reversal of 13244245500065 is 56000554244231.

It is not a de Polignac number, because 13244245500065 - 2² = 13244245500061 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13244245499995 and 13244245500031.

It is not an unprimeable number, because it can be changed into a prime (13244245500061) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 5915249216 + ... + 5915251454.

It is an arithmetic number, because the mean of its divisors is an integer number (179411863680).

Almost surely, 2^{13244245500065} is an apocalyptic number.

It is an amenable number.

13244245500065 is a deficient number, since it is larger than the sum of its proper divisors (3979293413215).

13244245500065 is a wasteful number, since it uses less digits than its factorization.

13244245500065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2911 (or 2892 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 41.

Adding to 13244245500065 its reverse (56000554244231), we get a palindrome (69244799744296).

The spelling of 13244245500065 in words is "thirteen trillion, two hundred forty-four billion, two hundred forty-five million, five hundred thousand, sixty-five".