3685369845 has 16 divisors (see below), whose sum is σ = 5899150080. Its totient is φ = 1964677824.

The previous prime is 3685369843. The next prime is 3685369847. The reversal of 3685369845 is 5489635863.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3685369843) and next prime (3685369847).

It is not a de Polignac number, because 3685369845 - 2¹ = 3685369843 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3685369843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16765 + ... + 87474.

It is an arithmetic number, because the mean of its divisors is an integer number (368696880).

Almost surely, 2^3685369845 is an apocalyptic number.

It is an amenable number.

3685369845 is a deficient number, since it is larger than the sum of its proper divisors (2213780235).

3685369845 is a wasteful number, since it uses less digits than its factorization.

3685369845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106604.

The product of its digits is 18662400, while the sum is 57.

The square root of 3685369845 is about 60707.2470550263. The cubic root of 3685369845 is about 1544.6391067495.

The spelling of 3685369845 in words is "three billion, six hundred eighty-five million, three hundred sixty-nine thousand, eight hundred forty-five".