65017263473 has 2 divisors, whose sum is σ = 65017263474. Its totient is φ = 65017263472.

The previous prime is 65017263463. The next prime is 65017263517. The reversal of 65017263473 is 37436271056.

It is an a-pointer prime, because the next prime (65017263517) can be obtained adding 65017263473 to its sum of digits (44).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64972480609 + 44782864 = 254897^2 + 6692^2 .

It is a cyclic number.

It is not a de Polignac number, because 65017263473 - 2⁸ = 65017263217 is a prime.

It is not a weakly prime, because it can be changed into another prime (65017263413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32508631736 + 32508631737.

It is an arithmetic number, because the mean of its divisors is an integer number (32508631737).

Almost surely, 2^65017263473 is an apocalyptic number.

It is an amenable number.

65017263473 is a deficient number, since it is larger than the sum of its proper divisors (1).

65017263473 is an equidigital number, since it uses as much as digits as its factorization.

65017263473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 635040, while the sum is 44.

The spelling of 65017263473 in words is "sixty-five billion, seventeen million, two hundred sixty-three thousand, four hundred seventy-three".