3683985035642 has 16 divisors (see below), whose sum is σ = 5550318558600. Its totient is φ = 1833879458880.

The previous prime is 3683985035593. The next prime is 3683985035659. The reversal of 3683985035642 is 2465305893863.

It is a Cunningham number, because it is equal to 1919371²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 3431085677761 + 252899357881 = 1852319^2 + 502891^2 .

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13245584 + ... + 13520852.

Almost surely, 2^{3683985035642} is an apocalyptic number.

3683985035642 is a deficient number, since it is larger than the sum of its proper divisors (1866333522958).

3683985035642 is a wasteful number, since it uses less digits than its factorization.

3683985035642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304721.

The product of its (nonzero) digits is 111974400, while the sum is 62.

The spelling of 3683985035642 in words is "three trillion, six hundred eighty-three billion, nine hundred eighty-five million, thirty-five thousand, six hundred forty-two".