8538109976 has 64 divisors (see below), whose sum is σ = 17779888800. Its totient is φ = 3811046400.

The previous prime is 8538109963. The next prime is 8538110033. The reversal of 8538109976 is 6799018358.

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 15 ways as a sum of consecutive naturals, for example, 5114870 + ... + 5116538.

Almost surely, 2^8538109976 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 8538109976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8889944400).

8538109976 is an abundant number, since it is smaller than the sum of its proper divisors (9241778824).

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

8538109976 is a wasteful number, since it uses less digits than its factorization.

8538109976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2700 (or 2696 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 56.

The square root of 8538109976 is about 92401.8937901167. The cubic root of 8538109976 is about 2043.8730388370.

The spelling of 8538109976 in words is "eight billion, five hundred thirty-eight million, one hundred nine thousand, nine hundred seventy-six".