13356122605 has 8 divisors (see below), whose sum is σ = 18316968192. Its totient is φ = 9158484048.

The previous prime is 13356122603. The next prime is 13356122617. The reversal of 13356122605 is 50622165331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13356122605 - 2¹ = 13356122603 is a prime.

It is a super-2 number, since 2×13356122605² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13356122603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190801717 + ... + 190801786.

It is an arithmetic number, because the mean of its divisors is an integer number (2289621024).

Almost surely, 2^13356122605 is an apocalyptic number.

It is an amenable number.

13356122605 is a deficient number, since it is larger than the sum of its proper divisors (4960845587).

13356122605 is an equidigital number, since it uses as much as digits as its factorization.

13356122605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381603515.

The product of its (nonzero) digits is 32400, while the sum is 34.

Adding to 13356122605 its reverse (50622165331), we get a palindrome (63978287936).

The spelling of 13356122605 in words is "thirteen billion, three hundred fifty-six million, one hundred twenty-two thousand, six hundred five".