2656565455 has 8 divisors (see below), whose sum is σ = 3188419632. Its totient is φ = 2124891648.

The previous prime is 2656565449. The next prime is 2656565467. The reversal of 2656565455 is 5545656562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2656565455 - 2⁵ = 2656565423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2656565399 and 2656565408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10237 + ... + 73606.

It is an arithmetic number, because the mean of its divisors is an integer number (398552454).

Almost surely, 2^2656565455 is an apocalyptic number.

2656565455 is a deficient number, since it is larger than the sum of its proper divisors (531854177).

2656565455 is an equidigital number, since it uses as much as digits as its factorization.

2656565455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90185.

The product of its digits is 5400000, while the sum is 49.

The square root of 2656565455 is about 51541.8805923882. The cubic root of 2656565455 is about 1384.9693859524.

The spelling of 2656565455 in words is "two billion, six hundred fifty-six million, five hundred sixty-five thousand, four hundred fifty-five".