13560326256 has 80 divisors (see below), whose sum is σ = 35633969280. Its totient is φ = 4442937600.

The previous prime is 13560326251. The next prime is 13560326293. The reversal of 13560326256 is 65262306531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13560326251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 663811 + ... + 683933.

It is an arithmetic number, because the mean of its divisors is an integer number (445424616).

Almost surely, 2^13560326256 is an apocalyptic number.

13560326256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13560326256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17816984640).

13560326256 is an abundant number, since it is smaller than the sum of its proper divisors (22073643024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13560326256 is a wasteful number, since it uses less digits than its factorization.

13560326256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20374 (or 20368 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 39.

The spelling of 13560326256 in words is "thirteen billion, five hundred sixty million, three hundred twenty-six thousand, two hundred fifty-six".