13240343300 has 72 divisors (see below), whose sum is σ = 30165527616. Its totient is φ = 5034648960.

The previous prime is 13240343293. The next prime is 13240343317. The reversal of 13240343300 is 334304231.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 357242 + ... + 392558.

Almost surely, 2^13240343300 is an apocalyptic number.

13240343300 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 13240343300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15082763808).

13240343300 is an abundant number, since it is smaller than the sum of its proper divisors (16925184316).

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

13240343300 is a wasteful number, since it uses less digits than its factorization.

13240343300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35517 (or 35510 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 13240343300 its reverse (334304231), we get a palindrome (13574647531).

The spelling of 13240343300 in words is "thirteen billion, two hundred forty million, three hundred forty-three thousand, three hundred".