660533675 has 12 divisors (see below), whose sum is σ = 820114176. Its totient is φ = 527748000.

The previous prime is 660533663. The next prime is 660533683. The reversal of 660533675 is 576335066.

It is not a de Polignac number, because 660533675 - 2⁶ = 660533611 is a prime.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3350 + ... + 36500.

It is an arithmetic number, because the mean of its divisors is an integer number (68342848).

Almost surely, 2^660533675 is an apocalyptic number.

660533675 is a deficient number, since it is larger than the sum of its proper divisors (159580501).

660533675 is a wasteful number, since it uses less digits than its factorization.

660533675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33958 (or 33953 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 41.

The square root of 660533675 is about 25700.8496941249. The cubic root of 660533675 is about 870.8933770147.

The spelling of 660533675 in words is "six hundred sixty million, five hundred thirty-three thousand, six hundred seventy-five".