3326111681 has 8 divisors (see below), whose sum is σ = 3392194344. Its totient is φ = 3260401920.

The previous prime is 3326111669. The next prime is 3326111689. The reversal of 3326111681 is 1861116233.

It can be written as a sum of positive squares in 4 ways, for example, as 432640000 + 2893471681 = 20800^2 + 53791^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3326111681 - 2⁶ = 3326111617 is a prime.

It is a super-2 number, since 2×3326111681² = 22126037828969291522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3326111689) 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, 75176 + ... + 110921.

It is an arithmetic number, because the mean of its divisors is an integer number (424024293).

Almost surely, 2^3326111681 is an apocalyptic number.

It is an amenable number.

3326111681 is a deficient number, since it is larger than the sum of its proper divisors (66082663).

3326111681 is a wasteful number, since it uses less digits than its factorization.

3326111681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186451.

The product of its digits is 5184, while the sum is 32.

The square root of 3326111681 is about 57672.4516645512. The cubic root of 3326111681 is about 1492.7220306272.

The spelling of 3326111681 in words is "three billion, three hundred twenty-six million, one hundred eleven thousand, six hundred eighty-one".