13500344521342 has 16 divisors (see below), whose sum is σ = 23144552478720. Its totient is φ = 5785585755768.

The previous prime is 13500344521319. The next prime is 13500344521343. The reversal of 13500344521342 is 24312544300531.

It is a super-3 number, since 3×13500344521342³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13500344521343) 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, 22711258 + ... + 23298109.

It is an arithmetic number, because the mean of its divisors is an integer number (1446534529920).

Almost surely, 2^{13500344521342} is an apocalyptic number.

13500344521342 is a deficient number, since it is larger than the sum of its proper divisors (9644207957378).

13500344521342 is a wasteful number, since it uses less digits than its factorization.

13500344521342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46030335.

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 13500344521342 its reverse (24312544300531), we get a palindrome (37812888821873).

The spelling of 13500344521342 in words is "thirteen trillion, five hundred billion, three hundred forty-four million, five hundred twenty-one thousand, three hundred forty-two".