6622266655 has 16 divisors (see below), whose sum is σ = 8238931200. Its totient is φ = 5104500480.

The previous prime is 6622266647. The next prime is 6622266671. The reversal of 6622266655 is 5566622266.

It is not a de Polignac number, because 6622266655 - 2³ = 6622266647 is a prime.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57790 + ... + 128779.

It is an arithmetic number, because the mean of its divisors is an integer number (514933200).

Almost surely, 2^6622266655 is an apocalyptic number.

6622266655 is a deficient number, since it is larger than the sum of its proper divisors (1616664545).

6622266655 is a wasteful number, since it uses less digits than its factorization.

6622266655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186834.

The product of its digits is 1555200, while the sum is 46.

The square root of 6622266655 is about 81377.3104433908. The cubic root of 6622266655 is about 1877.8845466143.

The spelling of 6622266655 in words is "six billion, six hundred twenty-two million, two hundred sixty-six thousand, six hundred fifty-five".