512222505245573 has 2 divisors, whose sum is σ = 512222505245574. Its totient is φ = 512222505245572.

The previous prime is 512222505245491. The next prime is 512222505245579. The reversal of 512222505245573 is 375542505222215.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 323028477378049 + 189194027867524 = 17972993^2 + 13754782^2 .

It is a cyclic number.

It is not a de Polignac number, because 512222505245573 - 2¹⁶ = 512222505180037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (512222505245579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256111252622786 + 256111252622787.

It is an arithmetic number, because the mean of its divisors is an integer number (256111252622787).

Almost surely, 2^{512222505245573} is an apocalyptic number.

It is an amenable number.

512222505245573 is a deficient number, since it is larger than the sum of its proper divisors (1).

512222505245573 is an equidigital number, since it uses as much as digits as its factorization.

512222505245573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8400000, while the sum is 50.

The spelling of 512222505245573 in words is "five hundred twelve trillion, two hundred twenty-two billion, five hundred five million, two hundred forty-five thousand, five hundred seventy-three".