12535210424 has 16 divisors (see below), whose sum is σ = 25640203320. Its totient is φ = 5697822880.

The previous prime is 12535210379. The next prime is 12535210459. The reversal of 12535210424 is 42401253521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71222699 + ... + 71222874.

Almost surely, 2^12535210424 is an apocalyptic number.

It is an amenable number.

12535210424 is an abundant number, since it is smaller than the sum of its proper divisors (13104992896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12535210424 is a wasteful number, since it uses less digits than its factorization.

12535210424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142445590 (or 142445586 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 12535210424 its reverse (42401253521), we get a palindrome (54936463945).

The spelling of 12535210424 in words is "twelve billion, five hundred thirty-five million, two hundred ten thousand, four hundred twenty-four".