13304974505 has 4 divisors (see below), whose sum is σ = 15965969412. Its totient is φ = 10643979600.

The previous prime is 13304974489. The next prime is 13304974511. The reversal of 13304974505 is 50547940331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4463709721 + 8841264784 = 66811^2 + 94028^2 .

It is not a de Polignac number, because 13304974505 - 2⁴ = 13304974489 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1330497446 + ... + 1330497455.

It is an arithmetic number, because the mean of its divisors is an integer number (3991492353).

Almost surely, 2^13304974505 is an apocalyptic number.

It is an amenable number.

13304974505 is a deficient number, since it is larger than the sum of its proper divisors (2660994907).

13304974505 is an equidigital number, since it uses as much as digits as its factorization.

13304974505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2660994906.

The product of its (nonzero) digits is 226800, while the sum is 41.

The spelling of 13304974505 in words is "thirteen billion, three hundred four million, nine hundred seventy-four thousand, five hundred five".