1108209473976 has 128 divisors (see below), whose sum is σ = 3045900672000. Its totient is φ = 333211054080.

The previous prime is 1108209473963. The next prime is 1108209473993. The reversal of 1108209473976 is 6793749028011.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 91969200 + ... + 91981248.

It is an arithmetic number, because the mean of its divisors is an integer number (23796099000).

Almost surely, 2^{1108209473976} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1108209473976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1522950336000).

1108209473976 is an abundant number, since it is smaller than the sum of its proper divisors (1937691198024).

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

1108209473976 is a wasteful number, since it uses less digits than its factorization.

1108209473976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14749 (or 14745 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 57.

The spelling of 1108209473976 in words is "one trillion, one hundred eight billion, two hundred nine million, four hundred seventy-three thousand, nine hundred seventy-six".