513366630152819 has 2 divisors, whose sum is σ = 513366630152820. Its totient is φ = 513366630152818.

The previous prime is 513366630152813. The next prime is 513366630152839. The reversal of 513366630152819 is 918251036663315.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-513366630152819 is a prime.

It is a super-2 number, since 2×513366630152819² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (513366630152813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256683315076409 + 256683315076410.

It is an arithmetic number, because the mean of its divisors is an integer number (256683315076410).

Almost surely, 2^{513366630152819} is an apocalyptic number.

513366630152819 is a deficient number, since it is larger than the sum of its proper divisors (1).

513366630152819 is an equidigital number, since it uses as much as digits as its factorization.

513366630152819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20995200, while the sum is 59.

The spelling of 513366630152819 in words is "five hundred thirteen trillion, three hundred sixty-six billion, six hundred thirty million, one hundred fifty-two thousand, eight hundred nineteen".