14421503516 has 48 divisors (see below), whose sum is σ = 30271256064. Its totient is φ = 5877702336.

The previous prime is 14421503497. The next prime is 14421503527. The reversal of 14421503516 is 61530512441.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46691 + ... + 176133.

It is an arithmetic number, because the mean of its divisors is an integer number (630651168).

Almost surely, 2^14421503516 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 14421503516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15135628032).

14421503516 is an abundant number, since it is smaller than the sum of its proper divisors (15849752548).

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

14421503516 is a wasteful number, since it uses less digits than its factorization.

14421503516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129650 (or 129648 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 14421503516 in words is "fourteen billion, four hundred twenty-one million, five hundred three thousand, five hundred sixteen".