14051212520 has 64 divisors (see below), whose sum is σ = 32660375040. Its totient is φ = 5434963200.

The previous prime is 14051212493. The next prime is 14051212547. The reversal of 14051212520 is 2521215041.

It is an interprime number because it is at equal distance from previous prime (14051212493) and next prime (14051212547).

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, 1944434 + ... + 1951646.

It is an arithmetic number, because the mean of its divisors is an integer number (510318360).

Almost surely, 2^14051212520 is an apocalyptic number.

14051212520 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 14051212520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16330187520).

14051212520 is an abundant number, since it is smaller than the sum of its proper divisors (18609162520).

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

14051212520 is a wasteful number, since it uses less digits than its factorization.

14051212520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8826 (or 8822 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 14051212520 its reverse (2521215041), we get a palindrome (16572427561).

The spelling of 14051212520 in words is "fourteen billion, fifty-one million, two hundred twelve thousand, five hundred twenty".