675728066 has 16 divisors (see below), whose sum is σ = 1104715584. Its totient is φ = 308115984.

The previous prime is 675728059. The next prime is 675728069. The reversal of 675728066 is 660827576.

It is a self number, because there is not a number n which added to its sum of digits gives 675728066.

It is not an unprimeable number, because it can be changed into a prime (675728069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154406 + ... + 158721.

It is an arithmetic number, because the mean of its divisors is an integer number (69044724).

Almost surely, 2^675728066 is an apocalyptic number.

675728066 is a deficient number, since it is larger than the sum of its proper divisors (428987518).

675728066 is a wasteful number, since it uses less digits than its factorization.

675728066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313225.

The product of its (nonzero) digits is 846720, while the sum is 47.

The square root of 675728066 is about 25994.7699739775. The cubic root of 675728066 is about 877.5205974554.

The spelling of 675728066 in words is "six hundred seventy-five million, seven hundred twenty-eight thousand, sixty-six".