426555166 has 8 divisors (see below), whose sum is σ = 657125640. Its totient is φ = 207513288.

The previous prime is 426555163. The next prime is 426555167. The reversal of 426555166 is 661555624.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426555163) 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 3 ways as a sum of consecutive naturals, for example, 2882056 + ... + 2882203.

It is an arithmetic number, because the mean of its divisors is an integer number (82140705).

Almost surely, 2^426555166 is an apocalyptic number.

426555166 is a deficient number, since it is larger than the sum of its proper divisors (230570474).

426555166 is a wasteful number, since it uses less digits than its factorization.

426555166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5764298.

The product of its digits is 216000, while the sum is 40.

The square root of 426555166 is about 20653.2120020107. The cubic root of 426555166 is about 752.7632385511.

The spelling of 426555166 in words is "four hundred twenty-six million, five hundred fifty-five thousand, one hundred sixty-six".