556445131366603 has 8 divisors (see below), whose sum is σ = 561962563196976. Its totient is φ = 550927857852000.

The previous prime is 556445131366591. The next prime is 556445131366681. The reversal of 556445131366603 is 306663131544655.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 556445131366603 - 2⁵ = 556445131366571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (556445131066603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32508301 + ... + 46579822.

It is an arithmetic number, because the mean of its divisors is an integer number (70245320399622).

Almost surely, 2^{556445131366603} is an apocalyptic number.

556445131366603 is a deficient number, since it is larger than the sum of its proper divisors (5517431830373).

556445131366603 is a wasteful number, since it uses less digits than its factorization.

556445131366603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79157885.

The product of its (nonzero) digits is 69984000, while the sum is 58.

The spelling of 556445131366603 in words is "five hundred fifty-six trillion, four hundred forty-five billion, one hundred thirty-one million, three hundred sixty-six thousand, six hundred three".