3325634666 has 16 divisors (see below), whose sum is σ = 5126445024. Its totient is φ = 1616875344.

The previous prime is 3325634623. The next prime is 3325634687. The reversal of 3325634666 is 6664365233.

It is a super-2 number, since 2×3325634666² = 22119691863401863112, which contains 22 as substring.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114461 + ... + 140543.

It is an arithmetic number, because the mean of its divisors is an integer number (320402814).

Almost surely, 2^3325634666 is an apocalyptic number.

3325634666 is a deficient number, since it is larger than the sum of its proper divisors (1800810358).

3325634666 is a wasteful number, since it uses less digits than its factorization.

3325634666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27845.

The product of its digits is 1399680, while the sum is 44.

The square root of 3325634666 is about 57668.3159629272. The cubic root of 3325634666 is about 1492.6506675352.

Adding to 3325634666 its reverse (6664365233), we get a palindrome (9989999899).

The spelling of 3325634666 in words is "three billion, three hundred twenty-five million, six hundred thirty-four thousand, six hundred sixty-six".