13604781345223 has 16 divisors (see below), whose sum is σ = 14206172140800. Its totient is φ = 13004217033984.

The previous prime is 13604781345179. The next prime is 13604781345289. The reversal of 13604781345223 is 32254318740631.

It is not a de Polignac number, because 13604781345223 - 2³⁷ = 13467342391751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13604781346223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198723703 + ... + 198792151.

It is an arithmetic number, because the mean of its divisors is an integer number (887885758800).

Almost surely, 2^{13604781345223} is an apocalyptic number.

13604781345223 is a deficient number, since it is larger than the sum of its proper divisors (601390795577).

13604781345223 is a wasteful number, since it uses less digits than its factorization.

13604781345223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74358.

The product of its (nonzero) digits is 2903040, while the sum is 49.

The spelling of 13604781345223 in words is "thirteen trillion, six hundred four billion, seven hundred eighty-one million, three hundred forty-five thousand, two hundred twenty-three".