13340450000 has 120 divisors (see below), whose sum is σ = 32439423744. Its totient is φ = 5314320000.

The previous prime is 13340449921. The next prime is 13340450009. The reversal of 13340450000 is 5404331.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13340450009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18349637 + ... + 18350363.

Almost surely, 2^13340450000 is an apocalyptic number.

13340450000 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 13340450000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16219711872).

13340450000 is an abundant number, since it is smaller than the sum of its proper divisors (19098973744).

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

13340450000 is an frugal number, since it uses more digits than its factorization.

13340450000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1127 (or 1101 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 13340450000 its reverse (5404331), we get a palindrome (13345854331).

The spelling of 13340450000 in words is "thirteen billion, three hundred forty million, four hundred fifty thousand".