104188770986 has 32 divisors (see below), whose sum is σ = 159214195728. Its totient is φ = 51128340480.

The previous prime is 104188770953. The next prime is 104188770991. The reversal of 104188770986 is 689077881401.

It can be written as a sum of positive squares in 8 ways, for example, as 975000625 + 103213770361 = 31225^2 + 321269^2 .

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, 13031006 + ... + 13038998.

Almost surely, 2^104188770986 is an apocalyptic number.

104188770986 is a deficient number, since it is larger than the sum of its proper divisors (55025424742).

104188770986 is a wasteful number, since it uses less digits than its factorization.

104188770986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8666.

The product of its (nonzero) digits is 5419008, while the sum is 59.

The spelling of 104188770986 in words is "one hundred four billion, one hundred eighty-eight million, seven hundred seventy thousand, nine hundred eighty-six".