2036686866684 has 12 divisors (see below), whose sum is σ = 4752269355624. Its totient is φ = 678895622224.

The previous prime is 2036686866623. The next prime is 2036686866689. The reversal of 2036686866684 is 4866686866302.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2036686866689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84861952767 + ... + 84861952790.

It is an arithmetic number, because the mean of its divisors is an integer number (396022446302).

Almost surely, 2^{2036686866684} is an apocalyptic number.

It is an amenable number.

2036686866684 is an abundant number, since it is smaller than the sum of its proper divisors (2715582488940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2036686866684 is a wasteful number, since it uses less digits than its factorization.

2036686866684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169723905564 (or 169723905562 counting only the distinct ones).

The product of its (nonzero) digits is 573308928, while the sum is 69.

The spelling of 2036686866684 in words is "two trillion, thirty-six billion, six hundred eighty-six million, eight hundred sixty-six thousand, six hundred eighty-four".