13140240344232 has 32 divisors (see below), whose sum is σ = 33983380202400. Its totient is φ = 4229042869184.

The previous prime is 13140240344213. The next prime is 13140240344237. The reversal of 13140240344232 is 23244304204131.

It is a junction number, because it is equal to n+sod(n) for n = 13140240344193 and 13140240344202.

It is not an unprimeable number, because it can be changed into a prime (13140240344237) 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, 9439827138 + ... + 9439828529.

It is an arithmetic number, because the mean of its divisors is an integer number (1061980631325).

Almost surely, 2^{13140240344232} is an apocalyptic number.

13140240344232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13140240344232 is an abundant number, since it is smaller than the sum of its proper divisors (20843139858168).

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

13140240344232 is a wasteful number, since it uses less digits than its factorization.

13140240344232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18879655705 (or 18879655701 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 13140240344232 its reverse (23244304204131), we get a palindrome (36384544548363).

The spelling of 13140240344232 in words is "thirteen trillion, one hundred forty billion, two hundred forty million, three hundred forty-four thousand, two hundred thirty-two".