554225663 has 4 divisors (see below), whose sum is σ = 554294040. Its totient is φ = 554157288.

The previous prime is 554225621. The next prime is 554225671. The reversal of 554225663 is 366522455.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 554225663 - 2¹⁰ = 554224639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554225263) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 20093 + ... + 38886.

It is an arithmetic number, because the mean of its divisors is an integer number (138573510).

Almost surely, 2^554225663 is an apocalyptic number.

554225663 is a deficient number, since it is larger than the sum of its proper divisors (68377).

554225663 is an equidigital number, since it uses as much as digits as its factorization.

554225663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68376.

The product of its digits is 216000, while the sum is 38.

The square root of 554225663 is about 23541.9978548975. The cubic root of 554225663 is about 821.4142079174.

The spelling of 554225663 in words is "five hundred fifty-four million, two hundred twenty-five thousand, six hundred sixty-three".