13352011540 has 48 divisors (see below), whose sum is σ = 32355977472. Its totient is φ = 4533382656.

The previous prime is 13352011513. The next prime is 13352011553. The reversal of 13352011540 is 4511025331.

It is a happy number.

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, 448549 + ... + 477388.

It is an arithmetic number, because the mean of its divisors is an integer number (674082864).

Almost surely, 2^13352011540 is an apocalyptic number.

13352011540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13352011540 is an abundant number, since it is smaller than the sum of its proper divisors (19003965932).

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

13352011540 is a wasteful number, since it uses less digits than its factorization.

13352011540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926056 (or 926054 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 13352011540 its reverse (4511025331), we get a palindrome (17863036871).

The spelling of 13352011540 in words is "thirteen billion, three hundred fifty-two million, eleven thousand, five hundred forty".