13604305344 has 56 divisors (see below), whose sum is σ = 41136832128. Its totient is φ = 3886944000.

The previous prime is 13604305343. The next prime is 13604305357. The reversal of 13604305344 is 44350340631.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13604305343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5059782 + ... + 5062469.

It is an arithmetic number, because the mean of its divisors is an integer number (734586288).

Almost surely, 2^13604305344 is an apocalyptic number.

13604305344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13604305344 is an abundant number, since it is smaller than the sum of its proper divisors (27532526784).

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

13604305344 is a wasteful number, since it uses less digits than its factorization.

13604305344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10122273 (or 10122263 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 33.

Adding to 13604305344 its reverse (44350340631), we get a palindrome (57954645975).

The spelling of 13604305344 in words is "thirteen billion, six hundred four million, three hundred five thousand, three hundred forty-four".