14543345020 has 48 divisors (see below), whose sum is σ = 30705444000. Its totient is φ = 5786106624.

The previous prime is 14543344997. The next prime is 14543345021. The reversal of 14543345020 is 2054334541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14543345021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3161362 + ... + 3165958.

It is an arithmetic number, because the mean of its divisors is an integer number (639696750).

Almost surely, 2^14543345020 is an apocalyptic number.

14543345020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14543345020 is an abundant number, since it is smaller than the sum of its proper divisors (16162098980).

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

14543345020 is a wasteful number, since it uses less digits than its factorization.

14543345020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5422 (or 5420 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 14543345020 its reverse (2054334541), we get a palindrome (16597679561).

The spelling of 14543345020 in words is "fourteen billion, five hundred forty-three million, three hundred forty-five thousand, twenty".