512201044393 has 2 divisors, whose sum is σ = 512201044394. Its totient is φ = 512201044392.

The previous prime is 512201044379. The next prime is 512201044409. The reversal of 512201044393 is 393440102215.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 435068202409 + 77132841984 = 659597^2 + 277728^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-512201044393 is a prime.

It is not a weakly prime, because it can be changed into another prime (512201044363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256100522196 + 256100522197.

It is an arithmetic number, because the mean of its divisors is an integer number (256100522197).

Almost surely, 2^512201044393 is an apocalyptic number.

It is an amenable number.

512201044393 is a deficient number, since it is larger than the sum of its proper divisors (1).

512201044393 is an equidigital number, since it uses as much as digits as its factorization.

512201044393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 512201044393 in words is "five hundred twelve billion, two hundred one million, forty-four thousand, three hundred ninety-three".