13256326382 has 16 divisors (see below), whose sum is σ = 21777018480. Its totient is φ = 6014603712.

The previous prime is 13256326381. The next prime is 13256326393. The reversal of 13256326382 is 28362365231.

It is a super-2 number, since 2×13256326382² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13256326381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4319303 + ... + 4322370.

It is an arithmetic number, because the mean of its divisors is an integer number (1361063655).

Almost surely, 2^13256326382 is an apocalyptic number.

13256326382 is a deficient number, since it is larger than the sum of its proper divisors (8520692098).

13256326382 is a wasteful number, since it uses less digits than its factorization.

13256326382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8641747.

The product of its digits is 311040, while the sum is 41.

The spelling of 13256326382 in words is "thirteen billion, two hundred fifty-six million, three hundred twenty-six thousand, three hundred eighty-two".