13524544243 has 24 divisors (see below), whose sum is σ = 15818359104. Its totient is φ = 11529504000.

The previous prime is 13524544213. The next prime is 13524544283. The reversal of 13524544243 is 34244542531.

It is not a de Polignac number, because 13524544243 - 2⁹ = 13524543731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13524544213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8467921 + ... + 8469517.

It is an arithmetic number, because the mean of its divisors is an integer number (659098296).

Almost surely, 2^13524544243 is an apocalyptic number.

13524544243 is a deficient number, since it is larger than the sum of its proper divisors (2293814861).

13524544243 is a wasteful number, since it uses less digits than its factorization.

13524544243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2443 (or 2436 counting only the distinct ones).

The product of its digits is 230400, while the sum is 37.

The spelling of 13524544243 in words is "thirteen billion, five hundred twenty-four million, five hundred forty-four thousand, two hundred forty-three".