504635221965073 has 2 divisors, whose sum is σ = 504635221965074. Its totient is φ = 504635221965072.

The previous prime is 504635221965059. The next prime is 504635221965107. The reversal of 504635221965073 is 370569122536405.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 277420237347969 + 227214984617104 = 16655937^2 + 15073652^2 .

It is a cyclic number.

It is not a de Polignac number, because 504635221965073 - 2⁹ = 504635221964561 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 504635221964999 and 504635221965017.

It is not a weakly prime, because it can be changed into another prime (504635221965053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252317610982536 + 252317610982537.

It is an arithmetic number, because the mean of its divisors is an integer number (252317610982537).

Almost surely, 2^{504635221965073} is an apocalyptic number.

It is an amenable number.

504635221965073 is a deficient number, since it is larger than the sum of its proper divisors (1).

504635221965073 is an equidigital number, since it uses as much as digits as its factorization.

504635221965073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824000, while the sum is 58.

The spelling of 504635221965073 in words is "five hundred four trillion, six hundred thirty-five billion, two hundred twenty-one million, nine hundred sixty-five thousand, seventy-three".