513308475871 has 2 divisors, whose sum is σ = 513308475872. Its totient is φ = 513308475870.

The previous prime is 513308475863. The next prime is 513308475947. The reversal of 513308475871 is 178574803315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 513308475871 - 2³ = 513308475863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (513308475271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256654237935 + 256654237936.

It is an arithmetic number, because the mean of its divisors is an integer number (256654237936).

Almost surely, 2^513308475871 is an apocalyptic number.

513308475871 is a deficient number, since it is larger than the sum of its proper divisors (1).

513308475871 is an equidigital number, since it uses as much as digits as its factorization.

513308475871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2822400, while the sum is 52.

The spelling of 513308475871 in words is "five hundred thirteen billion, three hundred eight million, four hundred seventy-five thousand, eight hundred seventy-one".