194108898850 has 24 divisors (see below), whose sum is σ = 361876408740. Its totient is φ = 77464235520.

The previous prime is 194108898833. The next prime is 194108898859. The reversal of 194108898850 is 58898801491.

194108898850 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 1520454049 + 192588444801 = 38993^2 + 438849^2 .

It is a super-2 number, since 2×194108898850² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (194108898859) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 4461235 + ... + 4504534.

Almost surely, 2^194108898850 is an apocalyptic number.

194108898850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

194108898850 is a deficient number, since it is larger than the sum of its proper divisors (167767509890).

194108898850 is a wasteful number, since it uses less digits than its factorization.

194108898850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8966214 (or 8966209 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 61.

The spelling of 194108898850 in words is "one hundred ninety-four billion, one hundred eight million, eight hundred ninety-eight thousand, eight hundred fifty".