3663504725 has 24 divisors (see below), whose sum is σ = 4640247648. Its totient is φ = 2868465600.

The previous prime is 3663504679. The next prime is 3663504727. The reversal of 3663504725 is 5274053663.

3663504725 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3663504725 - 2¹⁴ = 3663488341 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3663504727) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 256010 + ... + 269940.

It is an arithmetic number, because the mean of its divisors is an integer number (193343652).

Almost surely, 2^3663504725 is an apocalyptic number.

It is an amenable number.

3663504725 is a deficient number, since it is larger than the sum of its proper divisors (976742923).

3663504725 is a wasteful number, since it uses less digits than its factorization.

3663504725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14165 (or 14160 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 41.

The square root of 3663504725 is about 60526.8925767712. The cubic root of 3663504725 is about 1541.5782892930.

The spelling of 3663504725 in words is "three billion, six hundred sixty-three million, five hundred four thousand, seven hundred twenty-five".