553166166 has 16 divisors (see below), whose sum is σ = 1264379904. Its totient is φ = 158047464.

The previous prime is 553166149. The next prime is 553166167. The reversal of 553166166 is 661661355.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553166167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6585270 + ... + 6585353.

It is an arithmetic number, because the mean of its divisors is an integer number (79023744).

Almost surely, 2^553166166 is an apocalyptic number.

553166166 is an abundant number, since it is smaller than the sum of its proper divisors (711213738).

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

553166166 is a wasteful number, since it uses less digits than its factorization.

553166166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13170635.

The product of its digits is 97200, while the sum is 39.

The square root of 553166166 is about 23519.4848157863. The cubic root of 553166166 is about 820.8904495137.

The spelling of 553166166 in words is "five hundred fifty-three million, one hundred sixty-six thousand, one hundred sixty-six".