513545312235 has 16 divisors (see below), whose sum is σ = 839154894336. Its totient is φ = 268063368288.

The previous prime is 513545312233. The next prime is 513545312251. The reversal of 513545312235 is 532213545315.

It is not a de Polignac number, because 513545312235 - 2¹ = 513545312233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 513545312193 and 513545312202.

It is not an unprimeable number, because it can be changed into a prime (513545312233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 364215829 + ... + 364217238.

It is an arithmetic number, because the mean of its divisors is an integer number (52447180896).

Almost surely, 2^513545312235 is an apocalyptic number.

513545312235 is a deficient number, since it is larger than the sum of its proper divisors (325609582101).

513545312235 is a wasteful number, since it uses less digits than its factorization.

513545312235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728433122.

The product of its digits is 270000, while the sum is 39.

The spelling of 513545312235 in words is "five hundred thirteen billion, five hundred forty-five million, three hundred twelve thousand, two hundred thirty-five".