3267981696 has 384 divisors, whose sum is σ = 10737295200. Its totient is φ = 876675072.

The previous prime is 3267981637. The next prime is 3267981719. The reversal of 3267981696 is 6961897623.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (384).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28920136 + ... + 28920248.

Almost surely, 2^3267981696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3267981696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5368647600).

3267981696 is an abundant number, since it is smaller than the sum of its proper divisors (7469313504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3267981696 is a wasteful number, since it uses less digits than its factorization.

3267981696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226 (or 207 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 57.

The square root of 3267981696 is about 57166.2636176268. The cubic root of 3267981696 is about 1483.9748423408.

The spelling of 3267981696 in words is "three billion, two hundred sixty-seven million, nine hundred eighty-one thousand, six hundred ninety-six".