250150066 has 4 divisors (see below), whose sum is σ = 375225102. Its totient is φ = 125075032.

The previous prime is 250150031. The next prime is 250150079. The reversal of 250150066 is 660051052.

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., 170851041 + 79299025 = 13071^2 + 8905^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 250150066.

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, 62537515 + ... + 62537518.

Almost surely, 2^250150066 is an apocalyptic number.

250150066 is a deficient number, since it is larger than the sum of its proper divisors (125075036).

250150066 is a wasteful number, since it uses less digits than its factorization.

250150066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125075035.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 250150066 is about 15816.1330925103. The cubic root of 250150066 is about 630.0865472768.

The spelling of 250150066 in words is "two hundred fifty million, one hundred fifty thousand, sixty-six".