1685108036 has 24 divisors (see below), whose sum is σ = 3063432960. Its totient is φ = 810420800.

The previous prime is 1685108021. The next prime is 1685108053. The reversal of 1685108036 is 6308015861.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60716 + ... + 84003.

It is an arithmetic number, because the mean of its divisors is an integer number (127643040).

Almost surely, 2^1685108036 is an apocalyptic number.

It is an amenable number.

1685108036 is a deficient number, since it is larger than the sum of its proper divisors (1378324924).

1685108036 is a wasteful number, since it uses less digits than its factorization.

1685108036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144835 (or 144833 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 1685108036 is about 41050.0674299081. The cubic root of 1685108036 is about 1189.9880035511.

The spelling of 1685108036 in words is "one billion, six hundred eighty-five million, one hundred eight thousand, thirty-six".