729442930061 has 2 divisors, whose sum is σ = 729442930062. Its totient is φ = 729442930060.

The previous prime is 729442930039. The next prime is 729442930093. The reversal of 729442930061 is 160039244927.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 382085933161 + 347356996900 = 618131^2 + 589370^2 .

It is a cyclic number.

It is not a de Polignac number, because 729442930061 - 2⁶ = 729442929997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 729442929988 and 729442930015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (729442930961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 364721465030 + 364721465031.

It is an arithmetic number, because the mean of its divisors is an integer number (364721465031).

Almost surely, 2^729442930061 is an apocalyptic number.

It is an amenable number.

729442930061 is a deficient number, since it is larger than the sum of its proper divisors (1).

729442930061 is an equidigital number, since it uses as much as digits as its factorization.

729442930061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 47.

The spelling of 729442930061 in words is "seven hundred twenty-nine billion, four hundred forty-two million, nine hundred thirty thousand, sixty-one".