3326981966 has 64 divisors (see below), whose sum is σ = 6561699840. Its totient is φ = 1225692000.

The previous prime is 3326981963. The next prime is 3326981981. The reversal of 3326981966 is 6691896233.

It is a super-2 number, since 2×3326981966² = 22137618004178450312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3326981963) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2840561 + ... + 2841731.

It is an arithmetic number, because the mean of its divisors is an integer number (102526560).

Almost surely, 2^3326981966 is an apocalyptic number.

3326981966 is a deficient number, since it is larger than the sum of its proper divisors (3234717874).

3326981966 is a wasteful number, since it uses less digits than its factorization.

3326981966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2181.

The product of its digits is 2519424, while the sum is 53.

The square root of 3326981966 is about 57679.9962378640. The cubic root of 3326981966 is about 1492.8522106923.

The spelling of 3326981966 in words is "three billion, three hundred twenty-six million, nine hundred eighty-one thousand, nine hundred sixty-six".