488546666 has 4 divisors (see below), whose sum is σ = 732820002. Its totient is φ = 244273332.

The previous prime is 488546593. The next prime is 488546683. The reversal of 488546666 is 666645884.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 463756225 + 24790441 = 21535^2 + 4979^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122136665 + ... + 122136668.

Almost surely, 2^488546666 is an apocalyptic number.

488546666 is a deficient number, since it is larger than the sum of its proper divisors (244273336).

488546666 is a wasteful number, since it uses less digits than its factorization.

488546666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244273335.

The product of its digits is 6635520, while the sum is 53.

The square root of 488546666 is about 22103.0917746817. The cubic root of 488546666 is about 787.5933090410.

The spelling of 488546666 in words is "four hundred eighty-eight million, five hundred forty-six thousand, six hundred sixty-six".