555668445 has 8 divisors (see below), whose sum is σ = 889069536. Its totient is φ = 296356496.

The previous prime is 555668429. The next prime is 555668473. The reversal of 555668445 is 544866555.

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 555668445 - 2⁴ = 555668429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 555668394 and 555668403.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18522267 + ... + 18522296.

It is an arithmetic number, because the mean of its divisors is an integer number (111133692).

Almost surely, 2^555668445 is an apocalyptic number.

It is an amenable number.

555668445 is a deficient number, since it is larger than the sum of its proper divisors (333401091).

555668445 is a wasteful number, since it uses less digits than its factorization.

555668445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37044571.

The product of its digits is 2880000, while the sum is 48.

The square root of 555668445 is about 23572.6206646609. The cubic root of 555668445 is about 822.1263695346.

The spelling of 555668445 in words is "five hundred fifty-five million, six hundred sixty-eight thousand, four hundred forty-five".