13240004250 has 128 divisors (see below), whose sum is σ = 36643726080. Its totient is φ = 3156960000.

The previous prime is 13240004249. The next prime is 13240004263. The reversal of 13240004250 is 5240004231.

13240004250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 490096 + ... + 516404.

It is an arithmetic number, because the mean of its divisors is an integer number (286279110).

Almost surely, 2^13240004250 is an apocalyptic number.

13240004250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13240004250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18321863040).

13240004250 is an abundant number, since it is smaller than the sum of its proper divisors (23403721830).

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

13240004250 is a wasteful number, since it uses less digits than its factorization.

13240004250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26401 (or 26391 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 13240004250 its reverse (5240004231), we get a palindrome (18480008481).

The spelling of 13240004250 in words is "thirteen billion, two hundred forty million, four thousand, two hundred fifty".