723000768653 has 2 divisors, whose sum is σ = 723000768654. Its totient is φ = 723000768652.

The previous prime is 723000768641. The next prime is 723000768757. The reversal of 723000768653 is 356867000327.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 617195641924 + 105805126729 = 785618^2 + 325277^2 .

It is a cyclic number.

It is not a de Polignac number, because 723000768653 - 2¹² = 723000764557 is a prime.

It is a super-2 number, since 2×723000768653² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 723000768598 and 723000768607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (723000708653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361500384326 + 361500384327.

It is an arithmetic number, because the mean of its divisors is an integer number (361500384327).

Almost surely, 2^723000768653 is an apocalyptic number.

It is an amenable number.

723000768653 is a deficient number, since it is larger than the sum of its proper divisors (1).

723000768653 is an equidigital number, since it uses as much as digits as its factorization.

723000768653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1270080, while the sum is 47.

The spelling of 723000768653 in words is "seven hundred twenty-three billion, seven hundred sixty-eight thousand, six hundred fifty-three".