4644464675625 has 60 divisors (see below), whose sum is σ = 8409604043412. Its totient is φ = 2469232848000.

The previous prime is 4644464675623. The next prime is 4644464675629. The reversal of 4644464675625 is 5265764644464.

4644464675625 is a `hidden beast` number, since 4 + 6 + 4 + 4 + 4 + 6 + 4 + 67 + 562 + 5 = 666.

It can be written as a sum of positive squares in 10 ways, for example, as 4320357631209 + 324107044416 = 2078547^2 + 569304^2 .

It is not a de Polignac number, because 4644464675625 - 2¹ = 4644464675623 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4644464675621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 480787 + ... + 3085463.

Almost surely, 2^{4644464675625} is an apocalyptic number.

4644464675625 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4644464675625 is a deficient number, since it is larger than the sum of its proper divisors (3765139367787).

4644464675625 is a wasteful number, since it uses less digits than its factorization.

4644464675625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2605020 (or 2605002 counting only the distinct ones).

The product of its digits is 464486400, while the sum is 63.

The spelling of 4644464675625 in words is "four trillion, six hundred forty-four billion, four hundred sixty-four million, six hundred seventy-five thousand, six hundred twenty-five".