13540453142352 has 20 divisors (see below), whose sum is σ = 34979503951200. Its totient is φ = 4513484380768.

The previous prime is 13540453142311. The next prime is 13540453142423. The reversal of 13540453142352 is 25324135404531.

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 3 ways as a sum of consecutive naturals, for example, 141046386852 + ... + 141046386947.

It is an arithmetic number, because the mean of its divisors is an integer number (1748975197560).

Almost surely, 2^{13540453142352} is an apocalyptic number.

13540453142352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13540453142352 is an abundant number, since it is smaller than the sum of its proper divisors (21439050808848).

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

13540453142352 is a wasteful number, since it uses less digits than its factorization.

13540453142352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282092773810 (or 282092773804 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 42.

Adding to 13540453142352 its reverse (25324135404531), we get a palindrome (38864588546883).

The spelling of 13540453142352 in words is "thirteen trillion, five hundred forty billion, four hundred fifty-three million, one hundred forty-two thousand, three hundred fifty-two".