513385349575 has 18 divisors (see below), whose sum is σ = 727553813784. Its totient is φ = 352029168720.

The previous prime is 513385349573. The next prime is 513385349623. The reversal of 513385349575 is 575943583315.

It is a happy number.

It is not a de Polignac number, because 513385349575 - 2¹ = 513385349573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513385349573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 9451444 + ... + 9505606.

Almost surely, 2^513385349575 is an apocalyptic number.

513385349575 is a deficient number, since it is larger than the sum of its proper divisors (214168464209).

513385349575 is an frugal number, since it uses more digits than its factorization.

513385349575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108343 (or 54175 counting only the distinct ones).

The product of its digits is 34020000, while the sum is 58.

The spelling of 513385349575 in words is "five hundred thirteen billion, three hundred eighty-five million, three hundred forty-nine thousand, five hundred seventy-five".