65012287642243 has 8 divisors (see below), whose sum is σ = 66114665971200. Its totient is φ = 63909925151688.

The previous prime is 65012287642219. The next prime is 65012287642261. The reversal of 65012287642243 is 34224678221056.

65012287642243 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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65012287642243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65012287642943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4470330 + ... + 12247792.

It is an arithmetic number, because the mean of its divisors is an integer number (8264333246400).

Almost surely, 2^{65012287642243} is an apocalyptic number.

65012287642243 is a deficient number, since it is larger than the sum of its proper divisors (1102378328957).

65012287642243 is a wasteful number, since it uses less digits than its factorization.

65012287642243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7919201.

The product of its (nonzero) digits is 7741440, while the sum is 52.

The spelling of 65012287642243 in words is "sixty-five trillion, twelve billion, two hundred eighty-seven million, six hundred forty-two thousand, two hundred forty-three".