65164043039 has 2 divisors, whose sum is σ = 65164043040. Its totient is φ = 65164043038.

The previous prime is 65164042981. The next prime is 65164043041. The reversal of 65164043039 is 93034046156.

65164043039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65164043039 is a prime.

Together with 65164043041, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 65164042987 and 65164043005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65164043639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32582021519 + 32582021520.

It is an arithmetic number, because the mean of its divisors is an integer number (32582021520).

Almost surely, 2^65164043039 is an apocalyptic number.

65164043039 is a deficient number, since it is larger than the sum of its proper divisors (1).

65164043039 is an equidigital number, since it uses as much as digits as its factorization.

65164043039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 41.

The spelling of 65164043039 in words is "sixty-five billion, one hundred sixty-four million, forty-three thousand, thirty-nine".