14220504520 has 64 divisors (see below), whose sum is σ = 32887814400. Its totient is φ = 5529934080.

The previous prime is 14220504451. The next prime is 14220504547. The reversal of 14220504520 is 2540502241.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2233101 + ... + 2239459.

It is an arithmetic number, because the mean of its divisors is an integer number (513872100).

Almost surely, 2^14220504520 is an apocalyptic number.

14220504520 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 14220504520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16443907200).

14220504520 is an abundant number, since it is smaller than the sum of its proper divisors (18667309880).

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

14220504520 is a wasteful number, since it uses less digits than its factorization.

14220504520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7918 (or 7914 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The spelling of 14220504520 in words is "fourteen billion, two hundred twenty million, five hundred four thousand, five hundred twenty".