3685366666685 has 32 divisors (see below), whose sum is σ = 4955128428672. Its totient is φ = 2607691726080.

The previous prime is 3685366666651. The next prime is 3685366666699. The reversal of 3685366666685 is 5866666635863.

It is not a de Polignac number, because 3685366666685 - 2⁶ = 3685366666621 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55068254 + ... + 55135136.

It is an arithmetic number, because the mean of its divisors is an integer number (154847763396).

Almost surely, 2^{3685366666685} is an apocalyptic number.

It is an amenable number.

3685366666685 is a deficient number, since it is larger than the sum of its proper divisors (1269761761987).

3685366666685 is a wasteful number, since it uses less digits than its factorization.

3685366666685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94013.

The product of its digits is 4031078400, while the sum is 74.

The spelling of 3685366666685 in words is "three trillion, six hundred eighty-five billion, three hundred sixty-six million, six hundred sixty-six thousand, six hundred eighty-five".