10109189850 has 48 divisors (see below), whose sum is σ = 25093533792. Its totient is φ = 2693338560.

The previous prime is 10109189801. The next prime is 10109189861. The reversal of 10109189850 is 5898190101.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 138444 + ... + 198456.

It is an arithmetic number, because the mean of its divisors is an integer number (522781954).

Almost surely, 2^10109189850 is an apocalyptic number.

10109189850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10109189850 is an abundant number, since it is smaller than the sum of its proper divisors (14984343942).

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

10109189850 is a wasteful number, since it uses less digits than its factorization.

10109189850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61151 (or 61146 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 42.

The spelling of 10109189850 in words is "ten billion, one hundred nine million, one hundred eighty-nine thousand, eight hundred fifty".