3330681649 has 8 divisors (see below), whose sum is σ = 3402587520. Its totient is φ = 3258819216.

The previous prime is 3330681611. The next prime is 3330681677. The reversal of 3330681649 is 9461860333.

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 3330681649 - 2⁷ = 3330681521 is a prime.

It is a super-2 number, since 2×3330681649² = 22186880493970718402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3330681049) 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, 179782 + ... + 197440.

It is an arithmetic number, because the mean of its divisors is an integer number (425323440).

Almost surely, 2^3330681649 is an apocalyptic number.

It is an amenable number.

3330681649 is a deficient number, since it is larger than the sum of its proper divisors (71905871).

3330681649 is a wasteful number, since it uses less digits than its factorization.

3330681649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21719.

The product of its (nonzero) digits is 279936, while the sum is 43.

The square root of 3330681649 is about 57712.0580901427. The cubic root of 3330681649 is about 1493.4053680784.

The spelling of 3330681649 in words is "three billion, three hundred thirty million, six hundred eighty-one thousand, six hundred forty-nine".