14534120000 has 140 divisors (see below), whose sum is σ = 36159612720. Its totient is φ = 5794368000.

The previous prime is 14534119997. The next prime is 14534120009. The reversal of 14534120000 is 2143541.

It is a super-2 number, since 2×14534120000² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (14534120009) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 23479691 + ... + 23480309.

It is an arithmetic number, because the mean of its divisors is an integer number (258282948).

Almost surely, 2^14534120000 is an apocalyptic number.

14534120000 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 14534120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18079806360).

14534120000 is an abundant number, since it is smaller than the sum of its proper divisors (21625492720).

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

14534120000 is an frugal number, since it uses more digits than its factorization.

14534120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238 (or 1213 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 14534120000 its reverse (2143541), we get a palindrome (14536263541).

The spelling of 14534120000 in words is "fourteen billion, five hundred thirty-four million, one hundred twenty thousand".