13856963016 has 96 divisors (see below), whose sum is σ = 37561613760. Its totient is φ = 4258066176.

The previous prime is 13856963011. The next prime is 13856963051. The reversal of 13856963016 is 61036965831.

It is not an unprimeable number, because it can be changed into a prime (13856963011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3920386 + ... + 3923918.

It is an arithmetic number, because the mean of its divisors is an integer number (391266810).

Almost surely, 2^13856963016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13856963016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18780806880).

13856963016 is an abundant number, since it is smaller than the sum of its proper divisors (23704650744).

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

13856963016 is a wasteful number, since it uses less digits than its factorization.

13856963016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4535 (or 4518 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 48.

The spelling of 13856963016 in words is "thirteen billion, eight hundred fifty-six million, nine hundred sixty-three thousand, sixteen".