14215414220 has 96 divisors (see below), whose sum is σ = 35016952320. Its totient is φ = 4745756160.

The previous prime is 14215414207. The next prime is 14215414237. The reversal of 14215414220 is 2241451241.

It is a self number, because there is not a number n which added to its sum of digits gives 14215414220.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3367271 + ... + 3371489.

It is an arithmetic number, because the mean of its divisors is an integer number (364759920).

Almost surely, 2^14215414220 is an apocalyptic number.

14215414220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14215414220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17508476160).

14215414220 is an abundant number, since it is smaller than the sum of its proper divisors (20801538100).

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

14215414220 is a wasteful number, since it uses less digits than its factorization.

14215414220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4863 (or 4861 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 26.

Adding to 14215414220 its reverse (2241451241), we get a palindrome (16456865461).

The spelling of 14215414220 in words is "fourteen billion, two hundred fifteen million, four hundred fourteen thousand, two hundred twenty".