6554440444556 has 24 divisors (see below), whose sum is σ = 12298726681920. Its totient is φ = 3045398982912.

The previous prime is 6554440444501. The next prime is 6554440444577.

6554440444556 is nontrivially palindromic in base 10.

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 7 ways as a sum of consecutive naturals, for example, 610050515 + ... + 610061258.

It is an arithmetic number, because the mean of its divisors is an integer number (512446945080).

Almost surely, 2^{6554440444556} is an apocalyptic number.

It is an amenable number.

6554440444556 is a deficient number, since it is larger than the sum of its proper divisors (5744286237364).

6554440444556 is a wasteful number, since it uses less digits than its factorization.

6554440444556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1220111873 (or 1220111871 counting only the distinct ones).

The product of its (nonzero) digits is 92160000, while the sum is 56.

It can be divided in two parts, 6554440 and 444556, that added together give a palindrome (6998996).

The spelling of 6554440444556 in words is "six trillion, five hundred fifty-four billion, four hundred forty million, four hundred forty-four thousand, five hundred fifty-six".