504420224962861 has 2 divisors, whose sum is σ = 504420224962862. Its totient is φ = 504420224962860.

The previous prime is 504420224962853. The next prime is 504420224962943. The reversal of 504420224962861 is 168269422024405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 428121205388100 + 76299019574761 = 20691090^2 + 8734931^2 .

It is a cyclic number.

It is not a de Polignac number, because 504420224962861 - 2³ = 504420224962853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (504420224962811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252210112481430 + 252210112481431.

It is an arithmetic number, because the mean of its divisors is an integer number (252210112481431).

Almost surely, 2^{504420224962861} is an apocalyptic number.

It is an amenable number.

504420224962861 is a deficient number, since it is larger than the sum of its proper divisors (1).

504420224962861 is an equidigital number, since it uses as much as digits as its factorization.

504420224962861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13271040, while the sum is 55.

The spelling of 504420224962861 in words is "five hundred four trillion, four hundred twenty billion, two hundred twenty-four million, nine hundred sixty-two thousand, eight hundred sixty-one".