14643316506 has 96 divisors (see below), whose sum is σ = 36933176448. Its totient is φ = 3836246400.

The previous prime is 14643316489. The next prime is 14643316531. The reversal of 14643316506 is 60561334641.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 564436 + ... + 589808.

It is an arithmetic number, because the mean of its divisors is an integer number (384720588).

Almost surely, 2^14643316506 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14643316506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18466588224).

14643316506 is an abundant number, since it is smaller than the sum of its proper divisors (22289859942).

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

14643316506 is a wasteful number, since it uses less digits than its factorization.

14643316506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25556 (or 25549 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 14643316506 in words is "fourteen billion, six hundred forty-three million, three hundred sixteen thousand, five hundred six".