65135232374265 has 12 divisors (see below), whose sum is σ = 112901069448804. Its totient is φ = 34738790599584.

The previous prime is 65135232374257. The next prime is 65135232374339. The reversal of 65135232374265 is 56247323253156.

65135232374265 is a `hidden beast` number, since 6 + 5 + 1 + 3 + 5 + 2 + 3 + 2 + 374 + 265 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 38093682752064 + 27041549622201 = 6172008^2 + 5200149^2 .

It is not a de Polignac number, because 65135232374265 - 2³ = 65135232374257 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 723724804114 + ... + 723724804203.

It is an arithmetic number, because the mean of its divisors is an integer number (9408422454067).

Almost surely, 2^{65135232374265} is an apocalyptic number.

It is an amenable number.

65135232374265 is a deficient number, since it is larger than the sum of its proper divisors (47765837074539).

65135232374265 is a wasteful number, since it uses less digits than its factorization.

65135232374265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1447449608328 (or 1447449608325 counting only the distinct ones).

The product of its digits is 27216000, while the sum is 54.

The spelling of 65135232374265 in words is "sixty-five trillion, one hundred thirty-five billion, two hundred thirty-two million, three hundred seventy-four thousand, two hundred sixty-five".