3630203645 has 16 divisors (see below), whose sum is σ = 4412232000. Its totient is φ = 2866942848.

The previous prime is 3630203561. The next prime is 3630203651. The reversal of 3630203645 is 5463020363.

It is a cyclic number.

It is not a de Polignac number, because 3630203645 - 2¹⁸ = 3629941501 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287066 + ... + 299444.

It is an arithmetic number, because the mean of its divisors is an integer number (275764500).

Almost surely, 2^3630203645 is an apocalyptic number.

It is an amenable number.

3630203645 is a deficient number, since it is larger than the sum of its proper divisors (782028355).

3630203645 is a wasteful number, since it uses less digits than its factorization.

3630203645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13132.

The product of its (nonzero) digits is 38880, while the sum is 32.

The square root of 3630203645 is about 60251.1713164151. The cubic root of 3630203645 is about 1536.8931072038.

The spelling of 3630203645 in words is "three billion, six hundred thirty million, two hundred three thousand, six hundred forty-five".