2013535443543 has 32 divisors (see below), whose sum is σ = 2942606661120. Its totient is φ = 1217135341440.

The previous prime is 2013535443529. The next prime is 2013535443547. The reversal of 2013535443543 is 3453445353102.

It is not a de Polignac number, because 2013535443543 - 2⁴ = 2013535443527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2013535443495 and 2013535443504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013535443547) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1185430 + ... + 2330732.

It is an arithmetic number, because the mean of its divisors is an integer number (91956458160).

Almost surely, 2^{2013535443543} is an apocalyptic number.

2013535443543 is a deficient number, since it is larger than the sum of its proper divisors (929071217577).

2013535443543 is a wasteful number, since it uses less digits than its factorization.

2013535443543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146119.

The product of its (nonzero) digits is 1296000, while the sum is 42.

The spelling of 2013535443543 in words is "two trillion, thirteen billion, five hundred thirty-five million, four hundred forty-three thousand, five hundred forty-three".