2655565546 has 8 divisors (see below), whose sum is σ = 4217662980. Its totient is φ = 1249677888.

The previous prime is 2655565543. The next prime is 2655565547. The reversal of 2655565546 is 6455655562.

It can be written as a sum of positive squares in 2 ways, for example, as 2534014921 + 121550625 = 50339^2 + 11025^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2655565546.

It is not an unprimeable number, because it can be changed into a prime (2655565543) by changing a digit.

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, 39052401 + ... + 39052468.

Almost surely, 2^2655565546 is an apocalyptic number.

2655565546 is a deficient number, since it is larger than the sum of its proper divisors (1562097434).

2655565546 is a wasteful number, since it uses less digits than its factorization.

2655565546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78104888.

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

The square root of 2655565546 is about 51532.1797132627. The cubic root of 2655565546 is about 1384.7956005189.

The spelling of 2655565546 in words is "two billion, six hundred fifty-five million, five hundred sixty-five thousand, five hundred forty-six".