504294886397 has 2 divisors, whose sum is σ = 504294886398. Its totient is φ = 504294886396.

The previous prime is 504294886391. The next prime is 504294886399. The reversal of 504294886397 is 793688492405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 401111955556 + 103182930841 = 633334^2 + 321221^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-504294886397 is a prime.

Together with 504294886399, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (504294886391) 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, 252147443198 + 252147443199.

It is an arithmetic number, because the mean of its divisors is an integer number (252147443199).

Almost surely, 2^504294886397 is an apocalyptic number.

It is an amenable number.

504294886397 is a deficient number, since it is larger than the sum of its proper divisors (1).

504294886397 is an equidigital number, since it uses as much as digits as its factorization.

504294886397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104509440, while the sum is 65.

The spelling of 504294886397 in words is "five hundred four billion, two hundred ninety-four million, eight hundred eighty-six thousand, three hundred ninety-seven".