651224334616073 has 2 divisors, whose sum is σ = 651224334616074. Its totient is φ = 651224334616072.

The previous prime is 651224334615973. The next prime is 651224334616111. The reversal of 651224334616073 is 370616433422156.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 465100853042809 + 186123481573264 = 21566197^2 + 13642708^2 .

It is a cyclic number.

It is not a de Polignac number, because 651224334616073 - 2⁴⁰ = 650124822988297 is a prime.

It is a super-2 number, since 2×651224334616073² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (651224334616873) 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, 325612167308036 + 325612167308037.

It is an arithmetic number, because the mean of its divisors is an integer number (325612167308037).

Almost surely, 2^{651224334616073} is an apocalyptic number.

It is an amenable number.

651224334616073 is a deficient number, since it is larger than the sum of its proper divisors (1).

651224334616073 is an equidigital number, since it uses as much as digits as its factorization.

651224334616073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13063680, while the sum is 53.

The spelling of 651224334616073 in words is "six hundred fifty-one trillion, two hundred twenty-four billion, three hundred thirty-four million, six hundred sixteen thousand, seventy-three".