553662166 has 8 divisors (see below), whose sum is σ = 874203480. Its totient is φ = 262261008.

The previous prime is 553662157. The next prime is 553662173. The reversal of 553662166 is 661266355.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7284991 + ... + 7285066.

It is an arithmetic number, because the mean of its divisors is an integer number (109275435).

Almost surely, 2^553662166 is an apocalyptic number.

553662166 is a deficient number, since it is larger than the sum of its proper divisors (320541314).

553662166 is a wasteful number, since it uses less digits than its factorization.

553662166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14570078.

The product of its digits is 194400, while the sum is 40.

The square root of 553662166 is about 23530.0269018121. The cubic root of 553662166 is about 821.1357284515.

The spelling of 553662166 in words is "five hundred fifty-three million, six hundred sixty-two thousand, one hundred sixty-six".