13265506665313 has 16 divisors (see below), whose sum is σ = 16085339645184. Its totient is φ = 10679610654720.

The previous prime is 13265506665293. The next prime is 13265506665353. The reversal of 13265506665313 is 31356660556231.

It is not a de Polignac number, because 13265506665313 - 2¹³ = 13265506657121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13265506665353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114392608 + ... + 114508513.

It is an arithmetic number, because the mean of its divisors is an integer number (1005333727824).

Almost surely, 2^{13265506665313} is an apocalyptic number.

It is an amenable number.

13265506665313 is a deficient number, since it is larger than the sum of its proper divisors (2819832979871).

13265506665313 is a wasteful number, since it uses less digits than its factorization.

13265506665313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228901632.

The product of its (nonzero) digits is 8748000, while the sum is 52.

The spelling of 13265506665313 in words is "thirteen trillion, two hundred sixty-five billion, five hundred six million, six hundred sixty-five thousand, three hundred thirteen".