4645855625 has 50 divisors (see below), whose sum is σ = 6237604890. Its totient is φ = 3458752000.

The previous prime is 4645855607. The next prime is 4645855631. The reversal of 4645855625 is 5265585464.

It can be written as a sum of positive squares in 25 ways, for example, as 4358112256 + 287743369 = 66016^2 + 16963^2 .

It is not a de Polignac number, because 4645855625 - 2⁸ = 4645855369 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 49 ways as a sum of consecutive naturals, for example, 52200581 + ... + 52200669.

Almost surely, 2^4645855625 is an apocalyptic number.

It is an amenable number.

4645855625 is a deficient number, since it is larger than the sum of its proper divisors (1591749265).

4645855625 is an frugal number, since it uses more digits than its factorization.

4645855625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177 (or 111 counting only the distinct ones).

The product of its digits is 5760000, while the sum is 50.

The square root of 4645855625 is about 68160.5136791090. The cubic root of 4645855625 is about 1668.6115157655.

The spelling of 4645855625 in words is "four billion, six hundred forty-five million, eight hundred fifty-five thousand, six hundred twenty-five".