13140140341432 has 32 divisors (see below), whose sum is σ = 26627399149680. Its totient is φ = 6043097652480.

The previous prime is 13140140341423. The next prime is 13140140341457. The reversal of 13140140341432 is 23414304104131.

It is a junction number, because it is equal to n+sod(n) for n = 13140140341394 and 13140140341403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224788398 + ... + 224846845.

Almost surely, 2^{13140140341432} is an apocalyptic number.

It is an amenable number.

13140140341432 is an abundant number, since it is smaller than the sum of its proper divisors (13487258808248).

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

13140140341432 is a wasteful number, since it uses less digits than its factorization.

13140140341432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449635543 (or 449635539 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 13140140341432 its reverse (23414304104131), we get a palindrome (36554444445563).

The spelling of 13140140341432 in words is "thirteen trillion, one hundred forty billion, one hundred forty million, three hundred forty-one thousand, four hundred thirty-two".