512126633130373 has 2 divisors, whose sum is σ = 512126633130374. Its totient is φ = 512126633130372.

The previous prime is 512126633130349. The next prime is 512126633130377. The reversal of 512126633130373 is 373031336621215.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 507808287298404 + 4318345831969 = 22534602^2 + 2078063^2 .

It is a cyclic number.

It is not a de Polignac number, because 512126633130373 - 2⁴¹ = 509927609874821 is a prime.

It is a super-2 number, since 2×512126633130373² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (512126633130377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256063316565186 + 256063316565187.

It is an arithmetic number, because the mean of its divisors is an integer number (256063316565187).

Almost surely, 2^{512126633130373} is an apocalyptic number.

It is an amenable number.

512126633130373 is a deficient number, since it is larger than the sum of its proper divisors (1).

512126633130373 is an equidigital number, since it uses as much as digits as its factorization.

512126633130373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1224720, while the sum is 46.

Adding to 512126633130373 its reverse (373031336621215), we get a palindrome (885157969751588).

The spelling of 512126633130373 in words is "five hundred twelve trillion, one hundred twenty-six billion, six hundred thirty-three million, one hundred thirty thousand, three hundred seventy-three".