3825605656 has 8 divisors (see below), whose sum is σ = 7173010620. Its totient is φ = 1912802824.

The previous prime is 3825605653. The next prime is 3825605657. The reversal of 3825605656 is 6565065283.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3825605653) by changing a digit.

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 as a sum of consecutive naturals, namely, 239100346 + ... + 239100361.

Almost surely, 2^3825605656 is an apocalyptic number.

It is an amenable number.

3825605656 is a deficient number, since it is larger than the sum of its proper divisors (3347404964).

3825605656 is a wasteful number, since it uses less digits than its factorization.

3825605656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478200713 (or 478200709 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 46.

The square root of 3825605656 is about 61851.4806290035. The cubic root of 3825605656 is about 1563.9879415087.

The spelling of 3825605656 in words is "three billion, eight hundred twenty-five million, six hundred five thousand, six hundred fifty-six".