3563646125 has 32 divisors (see below), whose sum is σ = 4837184352. Its totient is φ = 2605440000.

The previous prime is 3563646101. The next prime is 3563646133. The reversal of 3563646125 is 5216463653.

It can be written as a sum of positive squares in 16 ways, for example, as 2606919364 + 956726761 = 51058^2 + 30931^2 .

It is not a de Polignac number, because 3563646125 - 2¹⁸ = 3563383981 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 153269 + ... + 174981.

It is an arithmetic number, because the mean of its divisors is an integer number (151162011).

Almost surely, 2^3563646125 is an apocalyptic number.

It is an amenable number.

3563646125 is a deficient number, since it is larger than the sum of its proper divisors (1273538227).

3563646125 is a wasteful number, since it uses less digits than its factorization.

3563646125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21842 (or 21832 counting only the distinct ones).

The product of its digits is 388800, while the sum is 41.

The square root of 3563646125 is about 59696.2823381825. The cubic root of 3563646125 is about 1527.4424535203.

The spelling of 3563646125 in words is "three billion, five hundred sixty-three million, six hundred forty-six thousand, one hundred twenty-five".