3330390656 has 16 divisors (see below), whose sum is σ = 6634762890. Its totient is φ = 1665195264.

The previous prime is 3330390647. The next prime is 3330390673. The reversal of 3330390656 is 6560930333.

It can be written as a sum of positive squares in only one way, i.e., 3250824256 + 79566400 = 57016^2 + 8920^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×3330390656² = 22183003843144220672, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13009211 + ... + 13009466.

Almost surely, 2^3330390656 is an apocalyptic number.

It is an amenable number.

3330390656 is a deficient number, since it is larger than the sum of its proper divisors (3304372234).

3330390656 is an equidigital number, since it uses as much as digits as its factorization.

3330390656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26018691 (or 26018679 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 38.

The square root of 3330390656 is about 57709.5369588078. The cubic root of 3330390656 is about 1493.3618751631.

The spelling of 3330390656 in words is "three billion, three hundred thirty million, three hundred ninety thousand, six hundred fifty-six".