13431430501424 has 80 divisors (see below), whose sum is σ = 28563490069632. Its totient is φ = 6080130161664.

The previous prime is 13431430501421. The next prime is 13431430501441. The reversal of 13431430501424 is 42410503413431.

13431430501424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13431430501421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33124034 + ... + 33527070.

Almost surely, 2^{13431430501424} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13431430501424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14281745034816).

13431430501424 is an abundant number, since it is smaller than the sum of its proper divisors (15132059568208).

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

13431430501424 is a wasteful number, since it uses less digits than its factorization.

13431430501424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406134 (or 406128 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 13431430501424 its reverse (42410503413431), we get a palindrome (55841933914855).

The spelling of 13431430501424 in words is "thirteen trillion, four hundred thirty-one billion, four hundred thirty million, five hundred one thousand, four hundred twenty-four".