2655565313 has 4 divisors (see below), whose sum is σ = 2655915588. Its totient is φ = 2655215040.

The previous prime is 2655565273. The next prime is 2655565327. The reversal of 2655565313 is 3135655562.

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 2158810369 + 496754944 = 46463^2 + 22288^2 .

It is a cyclic number.

It is not a de Polignac number, because 2655565313 - 2⁸ = 2655565057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2655564313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163508 + ... + 179013.

It is an arithmetic number, because the mean of its divisors is an integer number (663978897).

Almost surely, 2^2655565313 is an apocalyptic number.

It is an amenable number.

2655565313 is a deficient number, since it is larger than the sum of its proper divisors (350275).

2655565313 is an equidigital number, since it uses as much as digits as its factorization.

2655565313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350274.

The product of its digits is 405000, while the sum is 41.

The square root of 2655565313 is about 51532.1774525393. The cubic root of 2655565313 is about 1384.7955600181.

The spelling of 2655565313 in words is "two billion, six hundred fifty-five million, five hundred sixty-five thousand, three hundred thirteen".