13534520110545 has 32 divisors (see below), whose sum is σ = 24749007740928. Its totient is φ = 6187166451648.

The previous prime is 13534520110543. The next prime is 13534520110603. The reversal of 13534520110545 is 54501102543531.

It is not a de Polignac number, because 13534520110545 - 2¹ = 13534520110543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13534520110543) 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, 18748072 + ... + 19456598.

It is an arithmetic number, because the mean of its divisors is an integer number (773406491904).

Almost surely, 2^{13534520110545} is an apocalyptic number.

13534520110545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13534520110545 is a deficient number, since it is larger than the sum of its proper divisors (11214487630383).

13534520110545 is a wasteful number, since it uses less digits than its factorization.

13534520110545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890469.

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 13534520110545 in words is "thirteen trillion, five hundred thirty-four billion, five hundred twenty million, one hundred ten thousand, five hundred forty-five".