3556456625 has 16 divisors (see below), whose sum is σ = 4491946368. Its totient is φ = 2810878000.

The previous prime is 3556456619. The next prime is 3556456633. The reversal of 3556456625 is 5266546553.

It is not a de Polignac number, because 3556456625 - 2⁴ = 3556456609 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3556456625.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161021 + ... + 181770.

It is an arithmetic number, because the mean of its divisors is an integer number (280746648).

Almost surely, 2^3556456625 is an apocalyptic number.

It is an amenable number.

3556456625 is a deficient number, since it is larger than the sum of its proper divisors (935489743).

3556456625 is an equidigital number, since it uses as much as digits as its factorization.

3556456625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342889 (or 342879 counting only the distinct ones).

The product of its digits is 3240000, while the sum is 47.

The square root of 3556456625 is about 59636.0346183413. The cubic root of 3556456625 is about 1526.4145792260.

The spelling of 3556456625 in words is "three billion, five hundred fifty-six million, four hundred fifty-six thousand, six hundred twenty-five".