14856221016 has 768 divisors, whose sum is σ = 55280332800. Its totient is φ = 3703553280.

The previous prime is 14856220993. The next prime is 14856221041. The reversal of 14856221016 is 61012265841.

It is a happy number.

14856221016 is a `hidden beast` number, since 1 + 4 + 8 + 5 + 622 + 10 + 16 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 345493491 + ... + 345493533.

It is an arithmetic number, because the mean of its divisors is an integer number (71979600).

Almost surely, 2^14856221016 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 14856221016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27640166400).

14856221016 is an abundant number, since it is smaller than the sum of its proper divisors (40424111784).

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

14856221016 is a wasteful number, since it uses less digits than its factorization.

14856221016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128 (or 99 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

Adding to 14856221016 its reverse (61012265841), we get a palindrome (75868486857).

The spelling of 14856221016 in words is "fourteen billion, eight hundred fifty-six million, two hundred twenty-one thousand, sixteen".