13035581889545 has 16 divisors (see below), whose sum is σ = 15730040486160. Its totient is φ = 10370244096000.

The previous prime is 13035581889439. The next prime is 13035581889599. The reversal of 13035581889545 is 54598818553031.

It is a happy number.

13035581889545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 10549192194304 + 2486389695241 = 3247952^2 + 1576829^2 .

It is not a de Polignac number, because 13035581889545 - 2¹² = 13035581885449 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15415745 + ... + 16239345.

It is an arithmetic number, because the mean of its divisors is an integer number (983127530385).

Almost surely, 2^{13035581889545} is an apocalyptic number.

It is an amenable number.

13035581889545 is a deficient number, since it is larger than the sum of its proper divisors (2694458596615).

13035581889545 is a wasteful number, since it uses less digits than its factorization.

13035581889545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841276.

The product of its (nonzero) digits is 103680000, while the sum is 65.

The spelling of 13035581889545 in words is "thirteen trillion, thirty-five billion, five hundred eighty-one million, eight hundred eighty-nine thousand, five hundred forty-five".