13505345342 has 16 divisors (see below), whose sum is σ = 20322105552. Its totient is φ = 6731337600.

The previous prime is 13505345341. The next prime is 13505345351. The reversal of 13505345342 is 24354350531.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13505345341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1120673 + ... + 1132659.

It is an arithmetic number, because the mean of its divisors is an integer number (1270131597).

Almost surely, 2^13505345342 is an apocalyptic number.

13505345342 is a deficient number, since it is larger than the sum of its proper divisors (6816760210).

13505345342 is a wasteful number, since it uses less digits than its factorization.

13505345342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13723.

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 13505345342 its reverse (24354350531), we get a palindrome (37859695873).

The spelling of 13505345342 in words is "thirteen billion, five hundred five million, three hundred forty-five thousand, three hundred forty-two".