13535144055 has 24 divisors (see below), whose sum is σ = 23580022752. Its totient is φ = 7182095424.

The previous prime is 13535144053. The next prime is 13535144059. The reversal of 13535144055 is 55044153531.

13535144055 is a `hidden beast` number, since 1 + 3 + 53 + 514 + 40 + 55 = 666.

It is not a de Polignac number, because 13535144055 - 2¹ = 13535144053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13535144053) 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, 754539 + ... + 772268.

It is an arithmetic number, because the mean of its divisors is an integer number (982500948).

Almost surely, 2^13535144055 is an apocalyptic number.

13535144055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13535144055 is a deficient number, since it is larger than the sum of its proper divisors (10044878697).

13535144055 is a wasteful number, since it uses less digits than its factorization.

13535144055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1527015 (or 1527012 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

Adding to 13535144055 its reverse (55044153531), we get a palindrome (68579297586).

The spelling of 13535144055 in words is "thirteen billion, five hundred thirty-five million, one hundred forty-four thousand, fifty-five".