3165325666 has 8 divisors (see below), whose sum is σ = 4748228460. Its totient is φ = 1582582848.

The previous prime is 3165325663. The next prime is 3165325687. The reversal of 3165325666 is 6665235613.

It can be written as a sum of positive squares in 2 ways, for example, as 3150464641 + 14861025 = 56129^2 + 3855^2 .

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

It is not an unprimeable number, because it can be changed into a prime (3165325661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49750 + ... + 93838.

Almost surely, 2^3165325666 is an apocalyptic number.

3165325666 is a deficient number, since it is larger than the sum of its proper divisors (1582902794).

3165325666 is a wasteful number, since it uses less digits than its factorization.

3165325666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79988.

The product of its digits is 583200, while the sum is 43.

The square root of 3165325666 is about 56261.2270218132. The cubic root of 3165325666 is about 1468.2707025159.

The spelling of 3165325666 in words is "three billion, one hundred sixty-five million, three hundred twenty-five thousand, six hundred sixty-six".