13142440342 has 32 divisors (see below), whose sum is σ = 21915450720. Its totient is φ = 5882257920.

The previous prime is 13142440319. The next prime is 13142440403. The reversal of 13142440342 is 24304424131.

It is a self number, because there is not a number n which added to its sum of digits gives 13142440342.

It is a congruent number.

It is an unprimeable number.

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, 33409 + ... + 165532.

It is an arithmetic number, because the mean of its divisors is an integer number (684857835).

Almost surely, 2^13142440342 is an apocalyptic number.

13142440342 is a deficient number, since it is larger than the sum of its proper divisors (8773010378).

13142440342 is a wasteful number, since it uses less digits than its factorization.

13142440342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199056.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 13142440342 its reverse (24304424131), we get a palindrome (37446864473).

The spelling of 13142440342 in words is "thirteen billion, one hundred forty-two million, four hundred forty thousand, three hundred forty-two".