513262413305 has 16 divisors (see below), whose sum is σ = 652291138944. Its totient is φ = 386369913600.

The previous prime is 513262413269. The next prime is 513262413319. The reversal of 513262413305 is 503314262315.

It is a happy number.

It is not a de Polignac number, because 513262413305 - 2¹⁰ = 513262412281 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 292421 + ... + 1054530.

It is an arithmetic number, because the mean of its divisors is an integer number (40768196184).

Almost surely, 2^513262413305 is an apocalyptic number.

It is an amenable number.

513262413305 is a deficient number, since it is larger than the sum of its proper divisors (139028725639).

513262413305 is a wasteful number, since it uses less digits than its factorization.

513262413305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1351456.

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 513262413305 in words is "five hundred thirteen billion, two hundred sixty-two million, four hundred thirteen thousand, three hundred five".