12513405535 has 16 divisors (see below), whose sum is σ = 15062544000. Its totient is φ = 9979800480.

The previous prime is 12513405503. The next prime is 12513405551. The reversal of 12513405535 is 53550431521.

It is not a de Polignac number, because 12513405535 - 2⁵ = 12513405503 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12513405535.

It is a congruent 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, 2919504 + ... + 2923786.

It is an arithmetic number, because the mean of its divisors is an integer number (941409000).

Almost surely, 2^12513405535 is an apocalyptic number.

12513405535 is a deficient number, since it is larger than the sum of its proper divisors (2549138465).

12513405535 is a wasteful number, since it uses less digits than its factorization.

12513405535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5958.

The product of its (nonzero) digits is 45000, while the sum is 34.

The spelling of 12513405535 in words is "twelve billion, five hundred thirteen million, four hundred five thousand, five hundred thirty-five".