360616666 has 4 divisors (see below), whose sum is σ = 540925002. Its totient is φ = 180308332.

The previous prime is 360616639. The next prime is 360616679. The reversal of 360616666 is 666616063.

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., 217120225 + 143496441 = 14735^2 + 11979^2 .

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, 90154165 + ... + 90154168.

Almost surely, 2^360616666 is an apocalyptic number.

360616666 is a deficient number, since it is larger than the sum of its proper divisors (180308336).

360616666 is a wasteful number, since it uses less digits than its factorization.

360616666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180308335.

The product of its (nonzero) digits is 139968, while the sum is 40.

The square root of 360616666 is about 18989.9095837763. The cubic root of 360616666 is about 711.7846171842.

The spelling of 360616666 in words is "three hundred sixty million, six hundred sixteen thousand, six hundred sixty-six".