13545132312 has 64 divisors (see below), whose sum is σ = 36160588800. Its totient is φ = 4218721920.

The previous prime is 13545132287. The next prime is 13545132353. The reversal of 13545132312 is 21323154531.

It is a self number, because there is not a number n which added to its sum of digits gives 13545132312.

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, 292318 + ... + 335469.

It is an arithmetic number, because the mean of its divisors is an integer number (565009200).

Almost surely, 2^13545132312 is an apocalyptic number.

13545132312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13545132312 is an abundant number, since it is smaller than the sum of its proper divisors (22615456488).

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

13545132312 is a wasteful number, since it uses less digits than its factorization.

13545132312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627856 (or 627852 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

Adding to 13545132312 its reverse (21323154531), we get a palindrome (34868286843).

The spelling of 13545132312 in words is "thirteen billion, five hundred forty-five million, one hundred thirty-two thousand, three hundred twelve".