554535666 has 16 divisors (see below), whose sum is σ = 1232301600. Its totient is φ = 184845204.

The previous prime is 554535643. The next prime is 554535677. The reversal of 554535666 is 666535455.

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, 5134536 + ... + 5134643.

It is an arithmetic number, because the mean of its divisors is an integer number (77018850).

Almost surely, 2^554535666 is an apocalyptic number.

554535666 is an abundant number, since it is smaller than the sum of its proper divisors (677765934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

554535666 is a wasteful number, since it uses less digits than its factorization.

554535666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10269190 (or 10269184 counting only the distinct ones).

The product of its digits is 1620000, while the sum is 45.

The square root of 554535666 is about 23548.5809763561. The cubic root of 554535666 is about 821.5673305069.

The spelling of 554535666 in words is "five hundred fifty-four million, five hundred thirty-five thousand, six hundred sixty-six".