3628786685 has 16 divisors (see below), whose sum is σ = 4522621440. Its totient is φ = 2792128320.

The previous prime is 3628786673. The next prime is 3628786709. The reversal of 3628786685 is 5866878263.

It is not a de Polignac number, because 3628786685 - 2¹² = 3628782589 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46550 + ... + 97079.

It is an arithmetic number, because the mean of its divisors is an integer number (282663840).

Almost surely, 2^3628786685 is an apocalyptic number.

It is an amenable number.

3628786685 is a deficient number, since it is larger than the sum of its proper divisors (893834755).

3628786685 is a wasteful number, since it uses less digits than its factorization.

3628786685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143828.

The product of its digits is 23224320, while the sum is 59.

The square root of 3628786685 is about 60239.4113932067. The cubic root of 3628786685 is about 1536.6931184730.

The spelling of 3628786685 in words is "three billion, six hundred twenty-eight million, seven hundred eighty-six thousand, six hundred eighty-five".