512050445149 has 2 divisors, whose sum is σ = 512050445150. Its totient is φ = 512050445148.

The previous prime is 512050445147. The next prime is 512050445317. The reversal of 512050445149 is 941544050215.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 348282924025 + 163767521124 = 590155^2 + 404682^2 .

It is a cyclic number.

It is not a de Polignac number, because 512050445149 - 2¹ = 512050445147 is a prime.

Together with 512050445147, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (512050445143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256025222574 + 256025222575.

It is an arithmetic number, because the mean of its divisors is an integer number (256025222575).

Almost surely, 2^512050445149 is an apocalyptic number.

It is an amenable number.

512050445149 is a deficient number, since it is larger than the sum of its proper divisors (1).

512050445149 is an equidigital number, since it uses as much as digits as its factorization.

512050445149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144000, while the sum is 40.

The spelling of 512050445149 in words is "five hundred twelve billion, fifty million, four hundred forty-five thousand, one hundred forty-nine".