424550394473 has 2 divisors, whose sum is σ = 424550394474. Its totient is φ = 424550394472.

The previous prime is 424550394467. The next prime is 424550394529. The reversal of 424550394473 is 374493055424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 402561063529 + 21989330944 = 634477^2 + 148288^2 .

It is a cyclic number.

It is not a de Polignac number, because 424550394473 - 2⁶ = 424550394409 is a prime.

It is not a weakly prime, because it can be changed into another prime (424550394413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212275197236 + 212275197237.

It is an arithmetic number, because the mean of its divisors is an integer number (212275197237).

Almost surely, 2^424550394473 is an apocalyptic number.

It is an amenable number.

424550394473 is a deficient number, since it is larger than the sum of its proper divisors (1).

424550394473 is an equidigital number, since it uses as much as digits as its factorization.

424550394473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7257600, while the sum is 50.

The spelling of 424550394473 in words is "four hundred twenty-four billion, five hundred fifty million, three hundred ninety-four thousand, four hundred seventy-three".