3256005656 has 16 divisors (see below), whose sum is σ = 6109878600. Its totient is φ = 1626704704.

The previous prime is 3256005523. The next prime is 3256005679. The reversal of 3256005656 is 6565006523.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151565 + ... + 171708.

Almost surely, 2^3256005656 is an apocalyptic number.

It is an amenable number.

3256005656 is a deficient number, since it is larger than the sum of its proper divisors (2853872944).

3256005656 is a wasteful number, since it uses less digits than its factorization.

3256005656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324538 (or 324534 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 38.

The square root of 3256005656 is about 57061.4200314013. The cubic root of 3256005656 is about 1482.1598693035.

The spelling of 3256005656 in words is "three billion, two hundred fifty-six million, five thousand, six hundred fifty-six".