13405315255 has 4 divisors (see below), whose sum is σ = 16086378312. Its totient is φ = 10724252200.

The previous prime is 13405315243. The next prime is 13405315277. The reversal of 13405315255 is 55251350431.

13405315255 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 13405315255 - 2⁹ = 13405314743 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13405315255.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1340531521 + ... + 1340531530.

It is an arithmetic number, because the mean of its divisors is an integer number (4021594578).

Almost surely, 2^13405315255 is an apocalyptic number.

13405315255 is a deficient number, since it is larger than the sum of its proper divisors (2681063057).

13405315255 is an equidigital number, since it uses as much as digits as its factorization.

13405315255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2681063056.

The product of its (nonzero) digits is 45000, while the sum is 34.

Adding to 13405315255 its reverse (55251350431), we get a palindrome (68656665686).

The spelling of 13405315255 in words is "thirteen billion, four hundred five million, three hundred fifteen thousand, two hundred fifty-five".