13525344304 has 60 divisors (see below), whose sum is σ = 27503145936. Its totient is φ = 6431366656.

The previous prime is 13525344277. The next prime is 13525344359. The reversal of 13525344304 is 40344352531.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 13525344304.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19978014 + ... + 19978690.

Almost surely, 2^13525344304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13525344304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13751572968).

13525344304 is an abundant number, since it is smaller than the sum of its proper divisors (13977801632).

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

13525344304 is an equidigital number, since it uses as much as digits as its factorization.

13525344304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174 (or 935 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 13525344304 its reverse (40344352531), we get a palindrome (53869696835).

The spelling of 13525344304 in words is "thirteen billion, five hundred twenty-five million, three hundred forty-four thousand, three hundred four".