660052870 has 8 divisors (see below), whose sum is σ = 1188095184. Its totient is φ = 264021144.

The previous prime is 660052867. The next prime is 660052889. The reversal of 660052870 is 78250066.

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

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 33002634 + ... + 33002653.

It is an arithmetic number, because the mean of its divisors is an integer number (148511898).

Almost surely, 2^660052870 is an apocalyptic number.

660052870 is a deficient number, since it is larger than the sum of its proper divisors (528042314).

660052870 is a wasteful number, since it uses less digits than its factorization.

660052870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66005294.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 660052870 is about 25691.4941177036. The cubic root of 660052870 is about 870.6820168447.

The spelling of 660052870 in words is "six hundred sixty million, fifty-two thousand, eight hundred seventy".