512261361299 has 2 divisors, whose sum is σ = 512261361300. Its totient is φ = 512261361298.

The previous prime is 512261361281. The next prime is 512261361307. The reversal of 512261361299 is 992163162215.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 512261361299 - 2²⁰ = 512260312723 is a prime.

It is a super-2 number, since 2×512261361299² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (512261361239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256130680649 + 256130680650.

It is an arithmetic number, because the mean of its divisors is an integer number (256130680650).

Almost surely, 2^512261361299 is an apocalyptic number.

512261361299 is a deficient number, since it is larger than the sum of its proper divisors (1).

512261361299 is an equidigital number, since it uses as much as digits as its factorization.

512261361299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 349920, while the sum is 47.

The spelling of 512261361299 in words is "five hundred twelve billion, two hundred sixty-one million, three hundred sixty-one thousand, two hundred ninety-nine".