65705072023 has 2 divisors, whose sum is σ = 65705072024. Its totient is φ = 65705072022.

The previous prime is 65705072011. The next prime is 65705072057. The reversal of 65705072023 is 32027050756.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65705072023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65705072123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32852536011 + 32852536012.

It is an arithmetic number, because the mean of its divisors is an integer number (32852536012).

Almost surely, 2^65705072023 is an apocalyptic number.

65705072023 is a deficient number, since it is larger than the sum of its proper divisors (1).

65705072023 is an equidigital number, since it uses as much as digits as its factorization.

65705072023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 88200, while the sum is 37.

The spelling of 65705072023 in words is "sixty-five billion, seven hundred five million, seventy-two thousand, twenty-three".