554223566 has 16 divisors (see below), whose sum is σ = 895733664. Its totient is φ = 255667104.

The previous prime is 554223503. The next prime is 554223581. The reversal of 554223566 is 665322455.

It is a super-2 number, since 2×554223566² = 614327522219512712, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64796 + ... + 72848.

It is an arithmetic number, because the mean of its divisors is an integer number (55983354).

Almost surely, 2^554223566 is an apocalyptic number.

554223566 is a deficient number, since it is larger than the sum of its proper divisors (341510098).

554223566 is a wasteful number, since it uses less digits than its factorization.

554223566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10715.

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

The square root of 554223566 is about 23541.9533174289. The cubic root of 554223566 is about 821.4131719327.

The spelling of 554223566 in words is "five hundred fifty-four million, two hundred twenty-three thousand, five hundred sixty-six".