202116109986 has 96 divisors (see below), whose sum is σ = 525463885440. Its totient is φ = 54923920128.

The previous prime is 202116109973. The next prime is 202116110017. The reversal of 202116109986 is 689901611202.

202116109986 is a `hidden beast` number, since 2 + 0 + 21 + 1 + 610 + 9 + 9 + 8 + 6 = 666.

202116109986 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 167971 + ... + 657606.

It is an arithmetic number, because the mean of its divisors is an integer number (5473582140).

Almost surely, 2^202116109986 is an apocalyptic number.

202116109986 is an abundant number, since it is smaller than the sum of its proper divisors (323347775454).

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

202116109986 is a wasteful number, since it uses less digits than its factorization.

202116109986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825688 (or 825685 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 45.

The spelling of 202116109986 in words is "two hundred two billion, one hundred sixteen million, one hundred nine thousand, nine hundred eighty-six".