13261755843133 has 16 divisors (see below), whose sum is σ = 15770818920960. Its totient is φ = 10915451030016.

The previous prime is 13261755843131. The next prime is 13261755843137. The reversal of 13261755843133 is 33134855716231.

It is a cyclic number.

It is not a de Polignac number, because 13261755843133 - 2¹ = 13261755843131 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 (13261755843131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 380258868 + ... + 380293741.

It is an arithmetic number, because the mean of its divisors is an integer number (985676182560).

Almost surely, 2^{13261755843133} is an apocalyptic number.

It is an amenable number.

13261755843133 is a deficient number, since it is larger than the sum of its proper divisors (2509063077827).

13261755843133 is an equidigital number, since it uses as much as digits as its factorization.

13261755843133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760552716.

The product of its digits is 5443200, while the sum is 52.

The spelling of 13261755843133 in words is "thirteen trillion, two hundred sixty-one billion, seven hundred fifty-five million, eight hundred forty-three thousand, one hundred thirty-three".