12535674452 has 48 divisors (see below), whose sum is σ = 26406051840. Its totient is φ = 5090793312.

The previous prime is 12535674451. The next prime is 12535674493. The reversal of 12535674452 is 25447653521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12535674451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22052 + ... + 159867.

It is an arithmetic number, because the mean of its divisors is an integer number (550126080).

Almost surely, 2^12535674452 is an apocalyptic number.

It is an amenable number.

12535674452 is an abundant number, since it is smaller than the sum of its proper divisors (13870377388).

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

12535674452 is a wasteful number, since it uses less digits than its factorization.

12535674452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182060 (or 182058 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 44.

The spelling of 12535674452 in words is "twelve billion, five hundred thirty-five million, six hundred seventy-four thousand, four hundred fifty-two".