55433163 has 8 divisors (see below), whose sum is σ = 75483648. Its totient is φ = 36169064.

The previous prime is 55433159. The next prime is 55433171. The reversal of 55433163 is 36133455.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 55433163 - 2² = 55433159 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55433163.

It is not an unprimeable number, because it can be changed into a prime (55433113) 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 7 ways as a sum of consecutive naturals, for example, 196431 + ... + 196712.

It is an arithmetic number, because the mean of its divisors is an integer number (9435456).

Almost surely, 2^55433163 is an apocalyptic number.

55433163 is a deficient number, since it is larger than the sum of its proper divisors (20050485).

55433163 is a wasteful number, since it uses less digits than its factorization.

55433163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393193.

The product of its digits is 16200, while the sum is 30.

The square root of 55433163 is about 7445.3450558050. The cubic root of 55433163 is about 381.2909991562.

The spelling of 55433163 in words is "fifty-five million, four hundred thirty-three thousand, one hundred sixty-three".