1685168500002 has 32 divisors (see below), whose sum is σ = 3630232202688. Its totient is φ = 518422168896.

The previous prime is 1685168499997. The next prime is 1685168500013. The reversal of 1685168500002 is 2000058615861.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1453428 + ... + 2341535.

It is an arithmetic number, because the mean of its divisors is an integer number (113444756334).

Almost surely, 2^{1685168500002} is an apocalyptic number.

1685168500002 is an abundant number, since it is smaller than the sum of its proper divisors (1945063702686).

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

1685168500002 is a wasteful number, since it uses less digits than its factorization.

1685168500002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3800674.

The product of its (nonzero) digits is 115200, while the sum is 42.

The spelling of 1685168500002 in words is "one trillion, six hundred eighty-five billion, one hundred sixty-eight million, five hundred thousand, two".