266068328 has 8 divisors (see below), whose sum is σ = 498878130. Its totient is φ = 133034160.

The previous prime is 266068307. The next prime is 266068333. The reversal of 266068328 is 823860662.

266068328 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 248945284 + 17123044 = 15778^2 + 4138^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 16629263 + ... + 16629278.

Almost surely, 2^266068328 is an apocalyptic number.

It is an amenable number.

266068328 is a deficient number, since it is larger than the sum of its proper divisors (232809802).

266068328 is a wasteful number, since it uses less digits than its factorization.

266068328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33258547 (or 33258543 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 41.

The square root of 266068328 is about 16311.6010250374. The cubic root of 266068328 is about 643.1778212054.

The spelling of 266068328 in words is "two hundred sixty-six million, sixty-eight thousand, three hundred twenty-eight".