3630623685 has 16 divisors (see below), whose sum is σ = 6255844224. Its totient is φ = 1787383872.

The previous prime is 3630623663. The next prime is 3630623693. The reversal of 3630623685 is 5863260363.

It is not a de Polignac number, because 3630623685 - 2⁵ = 3630623653 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, 9309097 + ... + 9309486.

It is an arithmetic number, because the mean of its divisors is an integer number (390990264).

Almost surely, 2^3630623685 is an apocalyptic number.

It is an amenable number.

3630623685 is a deficient number, since it is larger than the sum of its proper divisors (2625220539).

3630623685 is a wasteful number, since it uses less digits than its factorization.

3630623685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18618604.

The product of its (nonzero) digits is 466560, while the sum is 42.

The square root of 3630623685 is about 60254.6569569523. The cubic root of 3630623685 is about 1536.9523813517.

The spelling of 3630623685 in words is "three billion, six hundred thirty million, six hundred twenty-three thousand, six hundred eighty-five".