13155526041543 has 12 divisors (see below), whose sum is σ = 19002461102248. Its totient is φ = 8770334726160.

The previous prime is 13155526041439. The next prime is 13155526041563. The reversal of 13155526041543 is 34514062555131.

It is a happy number.

13155526041543 is a `hidden beast` number, since 1 + 3 + 1 + 5 + 5 + 5 + 2 + 60 + 41 + 543 = 666.

It is not a de Polignac number, because 13155526041543 - 2¹⁶ = 13155525976007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13155526041563) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6030021 + ... + 7916577.

Almost surely, 2^{13155526041543} is an apocalyptic number.

13155526041543 is a deficient number, since it is larger than the sum of its proper divisors (5846935060705).

13155526041543 is a wasteful number, since it uses less digits than its factorization.

13155526041543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2661374 (or 2661371 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 45.

Adding to 13155526041543 its reverse (34514062555131), we get a palindrome (47669588596674).

The spelling of 13155526041543 in words is "thirteen trillion, one hundred fifty-five billion, five hundred twenty-six million, forty-one thousand, five hundred forty-three".