6555822285556 has 6 divisors (see below), whose sum is σ = 11472688999730. Its totient is φ = 3277911142776.

The previous prime is 6555822285541. The next prime is 6555822285563.

It is a happy number.

6555822285556 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 6383879369956 + 171942915600 = 2526634^2 + 414660^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 819477785691 + ... + 819477785698.

Almost surely, 2^{6555822285556} is an apocalyptic number.

It is an amenable number.

6555822285556 is a deficient number, since it is larger than the sum of its proper divisors (4916866714174).

6555822285556 is a wasteful number, since it uses less digits than its factorization.

6555822285556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1638955571393 (or 1638955571391 counting only the distinct ones).

The product of its digits is 288000000, while the sum is 64.

The spelling of 6555822285556 in words is "six trillion, five hundred fifty-five billion, eight hundred twenty-two million, two hundred eighty-five thousand, five hundred fifty-six".