12535536434 has 32 divisors (see below), whose sum is σ = 19441373952. Its totient is φ = 6057504000.

The previous prime is 12535536373. The next prime is 12535536439. The reversal of 12535536434 is 43463553521.

It is a junction number, because it is equal to n+sod(n) for n = 12535536391 and 12535536400.

It is not an unprimeable number, because it can be changed into a prime (12535536439) 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, 10182599 + ... + 10183829.

It is an arithmetic number, because the mean of its divisors is an integer number (607542936).

Almost surely, 2^12535536434 is an apocalyptic number.

12535536434 is a deficient number, since it is larger than the sum of its proper divisors (6905837518).

12535536434 is a wasteful number, since it uses less digits than its factorization.

12535536434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2082.

The product of its digits is 648000, while the sum is 41.

The spelling of 12535536434 in words is "twelve billion, five hundred thirty-five million, five hundred thirty-six thousand, four hundred thirty-four".