13861463388 has 24 divisors (see below), whose sum is σ = 32457710208. Its totient is φ = 4604159856.

The previous prime is 13861463381. The next prime is 13861463419. The reversal of 13861463388 is 88336416831.

13861463388 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 13861463388.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13861463381) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2037456 + ... + 2044247.

It is an arithmetic number, because the mean of its divisors is an integer number (1352404592).

Almost surely, 2^13861463388 is an apocalyptic number.

It is an amenable number.

13861463388 is an abundant number, since it is smaller than the sum of its proper divisors (18596246820).

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

13861463388 is a wasteful number, since it uses less digits than its factorization.

13861463388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4081993 (or 4081991 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 51.

The spelling of 13861463388 in words is "thirteen billion, eight hundred sixty-one million, four hundred sixty-three thousand, three hundred eighty-eight".