13545400342543 has 8 divisors (see below), whose sum is σ = 13559870854112. Its totient is φ = 13530931605216.

The previous prime is 13545400342511. The next prime is 13545400342549. The reversal of 13545400342543 is 34524300454531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13545400342543 - 2⁵ = 13545400342511 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13545400342543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13545400342549) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 15124921 + ... + 15995437.

It is an arithmetic number, because the mean of its divisors is an integer number (1694983856764).

Almost surely, 2^{13545400342543} is an apocalyptic number.

13545400342543 is a deficient number, since it is larger than the sum of its proper divisors (14470511569).

13545400342543 is an equidigital number, since it uses as much as digits as its factorization.

13545400342543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887121.

The product of its (nonzero) digits is 1728000, while the sum is 43.

The spelling of 13545400342543 in words is "thirteen trillion, five hundred forty-five billion, four hundred million, three hundred forty-two thousand, five hundred forty-three".