13888826382 has 32 divisors (see below), whose sum is σ = 28639523232. Its totient is φ = 4486938624.

The previous prime is 13888826353. The next prime is 13888826387. The reversal of 13888826382 is 28362888831.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13888826387) 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 15 ways as a sum of consecutive naturals, for example, 64663 + ... + 178770.

It is an arithmetic number, because the mean of its divisors is an integer number (894985101).

Almost surely, 2^13888826382 is an apocalyptic number.

13888826382 is an abundant number, since it is smaller than the sum of its proper divisors (14750696850).

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

13888826382 is a wasteful number, since it uses less digits than its factorization.

13888826382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243732.

The product of its digits is 7077888, while the sum is 57.

The spelling of 13888826382 in words is "thirteen billion, eight hundred eighty-eight million, eight hundred twenty-six thousand, three hundred eighty-two".