108127889250 has 64 divisors (see below), whose sum is σ = 270665635968. Its totient is φ = 28750939200.

The previous prime is 108127889213. The next prime is 108127889257. The reversal of 108127889250 is 52988721801.

It is a junction number, because it is equal to n+sod(n) for n = 108127889193 and 108127889202.

It is not an unprimeable number, because it can be changed into a prime (108127889257) 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 31 ways as a sum of consecutive naturals, for example, 52512 + ... + 467988.

It is an arithmetic number, because the mean of its divisors is an integer number (4229150562).

Almost surely, 2^108127889250 is an apocalyptic number.

108127889250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 108127889250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135332817984).

108127889250 is an abundant number, since it is smaller than the sum of its proper divisors (162537746718).

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

108127889250 is a wasteful number, since it uses less digits than its factorization.

108127889250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415844 (or 415834 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 51.

The spelling of 108127889250 in words is "one hundred eight billion, one hundred twenty-seven million, eight hundred eighty-nine thousand, two hundred fifty".