2655566885 has 16 divisors (see below), whose sum is σ = 3206117376. Its totient is φ = 2111537088.

The previous prime is 2655566873. The next prime is 2655566933. The reversal of 2655566885 is 5886655562.

It is a cyclic number.

It is not a de Polignac number, because 2655566885 - 2⁴ = 2655566869 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2655566885.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 585647 + ... + 590163.

It is an arithmetic number, because the mean of its divisors is an integer number (200382336).

Almost surely, 2^2655566885 is an apocalyptic number.

It is an amenable number.

2655566885 is a deficient number, since it is larger than the sum of its proper divisors (550550491).

2655566885 is a wasteful number, since it uses less digits than its factorization.

2655566885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5212.

The product of its digits is 17280000, while the sum is 56.

The square root of 2655566885 is about 51532.1927051431. The cubic root of 2655566885 is about 1384.7958332680.

The spelling of 2655566885 in words is "two billion, six hundred fifty-five million, five hundred sixty-six thousand, eight hundred eighty-five".