12535433440024 has 32 divisors (see below), whose sum is σ = 25641297561600. Its totient is φ = 5697782457120.

The previous prime is 12535433439959. The next prime is 12535433440039. The reversal of 12535433440024 is 42004433453521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1823629 + ... + 5328835.

It is an arithmetic number, because the mean of its divisors is an integer number (801290548800).

Almost surely, 2^{12535433440024} is an apocalyptic number.

It is an amenable number.

12535433440024 is an abundant number, since it is smaller than the sum of its proper divisors (13105864121576).

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

12535433440024 is a wasteful number, since it uses less digits than its factorization.

12535433440024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3545863 (or 3545859 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 40.

Adding to 12535433440024 its reverse (42004433453521), we get a palindrome (54539866893545).

The spelling of 12535433440024 in words is "twelve trillion, five hundred thirty-five billion, four hundred thirty-three million, four hundred forty thousand, twenty-four".