6626864255 has 8 divisors (see below), whose sum is σ = 8675167824. Its totient is φ = 4819537600.

The previous prime is 6626864249. The next prime is 6626864273. The reversal of 6626864255 is 5524686266.

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

It is not a de Polignac number, because 6626864255 - 2²⁴ = 6610087039 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 (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60244166 + ... + 60244275.

It is an arithmetic number, because the mean of its divisors is an integer number (1084395978).

Almost surely, 2^6626864255 is an apocalyptic number.

6626864255 is a deficient number, since it is larger than the sum of its proper divisors (2048303569).

6626864255 is a wasteful number, since it uses less digits than its factorization.

6626864255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120488457.

The product of its digits is 4147200, while the sum is 50.

The square root of 6626864255 is about 81405.5542024007. The cubic root of 6626864255 is about 1878.3190285007.

The spelling of 6626864255 in words is "six billion, six hundred twenty-six million, eight hundred sixty-four thousand, two hundred fifty-five".