660326675 has 12 divisors (see below), whose sum is σ = 819233280. Its totient is φ = 527985120.

The previous prime is 660326663. The next prime is 660326701. The reversal of 660326675 is 576623066.

It is not a de Polignac number, because 660326675 - 2¹⁰ = 660325651 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51566 + ... + 63084.

It is an arithmetic number, because the mean of its divisors is an integer number (68269440).

Almost surely, 2^660326675 is an apocalyptic number.

660326675 is a deficient number, since it is larger than the sum of its proper divisors (158906605).

660326675 is a wasteful number, since it uses less digits than its factorization.

660326675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13822 (or 13817 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 41.

The square root of 660326675 is about 25696.8222743591. The cubic root of 660326675 is about 870.8023931276.

The spelling of 660326675 in words is "six hundred sixty million, three hundred twenty-six thousand, six hundred seventy-five".