14453440000 has 300 divisors, whose sum is σ = 38081772432. Its totient is φ = 5475840000.

The previous prime is 14453439989. The next prime is 14453440009. The reversal of 14453440000 is 4435441.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14453440009) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 307519977 + ... + 307520023.

Almost surely, 2^14453440000 is an apocalyptic number.

14453440000 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 14453440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19040886216).

14453440000 is an abundant number, since it is smaller than the sum of its proper divisors (23628332432).

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

14453440000 is an frugal number, since it uses more digits than its factorization.

14453440000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147 (or 85 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 14453440000 its reverse (4435441), we get a palindrome (14457875441).

The spelling of 14453440000 in words is "fourteen billion, four hundred fifty-three million, four hundred forty thousand".