73105863245369 has 2 divisors, whose sum is σ = 73105863245370. Its totient is φ = 73105863245368.

The previous prime is 73105863245299. The next prime is 73105863245407. The reversal of 73105863245369 is 96354236850137.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71738104927225 + 1367758318144 = 8469835^2 + 1169512^2 .

It is a cyclic number.

It is not a de Polignac number, because 73105863245369 - 2²⁰ = 73105862196793 is a prime.

It is a super-2 number, since 2×73105863245369² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (73105863245269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36552931622684 + 36552931622685.

It is an arithmetic number, because the mean of its divisors is an integer number (36552931622685).

It is a 1-persistent number, because it is pandigital, but 2⋅73105863245369 = 146211726490738 is not.

Almost surely, 2^{73105863245369} is an apocalyptic number.

It is an amenable number.

73105863245369 is a deficient number, since it is larger than the sum of its proper divisors (1).

73105863245369 is an equidigital number, since it uses as much as digits as its factorization.

73105863245369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97977600, while the sum is 62.

The spelling of 73105863245369 in words is "seventy-three trillion, one hundred five billion, eight hundred sixty-three million, two hundred forty-five thousand, three hundred sixty-nine".