506634222473 has 2 divisors, whose sum is σ = 506634222474. Its totient is φ = 506634222472.

The previous prime is 506634222431. The next prime is 506634222509. The reversal of 506634222473 is 374222436605.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 292294853449 + 214339369024 = 540643^2 + 462968^2 .

It is a cyclic number.

It is not a de Polignac number, because 506634222473 - 2²⁰ = 506633173897 is a prime.

It is not a weakly prime, because it can be changed into another prime (506636222473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253317111236 + 253317111237.

It is an arithmetic number, because the mean of its divisors is an integer number (253317111237).

Almost surely, 2^506634222473 is an apocalyptic number.

It is an amenable number.

506634222473 is a deficient number, since it is larger than the sum of its proper divisors (1).

506634222473 is an equidigital number, since it uses as much as digits as its factorization.

506634222473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 44.

The spelling of 506634222473 in words is "five hundred six billion, six hundred thirty-four million, two hundred twenty-two thousand, four hundred seventy-three".