3985185585236 has 12 divisors (see below), whose sum is σ = 7010588256000. Its totient is φ = 1982160369240.

The previous prime is 3985185585131. The next prime is 3985185585253. The reversal of 3985185585236 is 6325855815893.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2608104986 + ... + 2608106513.

It is an arithmetic number, because the mean of its divisors is an integer number (584215688000).

Almost surely, 2^{3985185585236} is an apocalyptic number.

It is an amenable number.

3985185585236 is a deficient number, since it is larger than the sum of its proper divisors (3025402670764).

3985185585236 is a wasteful number, since it uses less digits than its factorization.

3985185585236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5216211694 (or 5216211692 counting only the distinct ones).

The product of its digits is 311040000, while the sum is 68.

The spelling of 3985185585236 in words is "three trillion, nine hundred eighty-five billion, one hundred eighty-five million, five hundred eighty-five thousand, two hundred thirty-six".