13545240132 has 48 divisors (see below), whose sum is σ = 33006960000. Its totient is φ = 4315204608.

The previous prime is 13545240091. The next prime is 13545240139. The reversal of 13545240132 is 23104254531.

It is a self number, because there is not a number n which added to its sum of digits gives 13545240132.

It is not an unprimeable number, because it can be changed into a prime (13545240139) 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, 325078 + ... + 364370.

It is an arithmetic number, because the mean of its divisors is an integer number (687645000).

Almost surely, 2^13545240132 is an apocalyptic number.

13545240132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13545240132 is an abundant number, since it is smaller than the sum of its proper divisors (19461719868).

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

13545240132 is a wasteful number, since it uses less digits than its factorization.

13545240132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40572 (or 40570 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 13545240132 its reverse (23104254531), we get a palindrome (36649494663).

The spelling of 13545240132 in words is "thirteen billion, five hundred forty-five million, two hundred forty thousand, one hundred thirty-two".