2455579565 has 4 divisors (see below), whose sum is σ = 2946695484. Its totient is φ = 1964463648.

The previous prime is 2455579559. The next prime is 2455579571. The reversal of 2455579565 is 5659755542.

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

It is an interprime number because it is at equal distance from previous prime (2455579559) and next prime (2455579571).

It can be written as a sum of positive squares in 2 ways, for example, as 521163241 + 1934416324 = 22829^2 + 43982^2 .

It is a cyclic number.

It is not a de Polignac number, because 2455579565 - 2⁸ = 2455579309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245557952 + ... + 245557961.

It is an arithmetic number, because the mean of its divisors is an integer number (736673871).

Almost surely, 2^2455579565 is an apocalyptic number.

It is an amenable number.

2455579565 is a deficient number, since it is larger than the sum of its proper divisors (491115919).

2455579565 is an equidigital number, since it uses as much as digits as its factorization.

2455579565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491115918.

The product of its digits is 9450000, while the sum is 53.

The square root of 2455579565 is about 49553.8047479707. The cubic root of 2455579565 is about 1349.1223495347.

The spelling of 2455579565 in words is "two billion, four hundred fifty-five million, five hundred seventy-nine thousand, five hundred sixty-five".