13431511234142 has 64 divisors (see below), whose sum is σ = 22124058016320. Its totient is φ = 6087264024576.

The previous prime is 13431511234129. The next prime is 13431511234181. The reversal of 13431511234142 is 24143211513431.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1693114808 + ... + 1693122740.

It is an arithmetic number, because the mean of its divisors is an integer number (345688406505).

Almost surely, 2^{13431511234142} is an apocalyptic number.

13431511234142 is a deficient number, since it is larger than the sum of its proper divisors (8692546782178).

13431511234142 is a wasteful number, since it uses less digits than its factorization.

13431511234142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12125.

The product of its digits is 34560, while the sum is 35.

Adding to 13431511234142 its reverse (24143211513431), we get a palindrome (37574722747573).

The spelling of 13431511234142 in words is "thirteen trillion, four hundred thirty-one billion, five hundred eleven million, two hundred thirty-four thousand, one hundred forty-two".