504207645413 has 2 divisors, whose sum is σ = 504207645414. Its totient is φ = 504207645412.

The previous prime is 504207645377. The next prime is 504207645433. The reversal of 504207645413 is 314546702405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 501181875364 + 3025770049 = 707942^2 + 55007^2 .

It is a cyclic number.

It is not a de Polignac number, because 504207645413 - 2¹⁰ = 504207644389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (504207645433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252103822706 + 252103822707.

It is an arithmetic number, because the mean of its divisors is an integer number (252103822707).

Almost surely, 2^504207645413 is an apocalyptic number.

It is an amenable number.

504207645413 is a deficient number, since it is larger than the sum of its proper divisors (1).

504207645413 is an equidigital number, since it uses as much as digits as its factorization.

504207645413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 403200, while the sum is 41.

The spelling of 504207645413 in words is "five hundred four billion, two hundred seven million, six hundred forty-five thousand, four hundred thirteen".