73560453613 has 2 divisors, whose sum is σ = 73560453614. Its totient is φ = 73560453612.

The previous prime is 73560453607. The next prime is 73560453641. The reversal of 73560453613 is 31635406537.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71175303369 + 2385150244 = 266787^2 + 48838^2 .

It is a cyclic number.

It is not a de Polignac number, because 73560453613 - 2⁵ = 73560453581 is a prime.

It is a super-2 number, since 2×73560453613² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 73560453613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73560453913) 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, 36780226806 + 36780226807.

It is an arithmetic number, because the mean of its divisors is an integer number (36780226807).

Almost surely, 2^73560453613 is an apocalyptic number.

It is an amenable number.

73560453613 is a deficient number, since it is larger than the sum of its proper divisors (1).

73560453613 is an equidigital number, since it uses as much as digits as its factorization.

73560453613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 680400, while the sum is 43.

The spelling of 73560453613 in words is "seventy-three billion, five hundred sixty million, four hundred fifty-three thousand, six hundred thirteen".