8109432004 has 24 divisors (see below), whose sum is σ = 15047061120. Its totient is φ = 3810930816.

The previous prime is 8109431999. The next prime is 8109432013. The reversal of 8109432004 is 4002349018.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32584 + ... + 131455.

It is an arithmetic number, because the mean of its divisors is an integer number (626960880).

Almost surely, 2^8109432004 is an apocalyptic number.

It is an amenable number.

8109432004 is a deficient number, since it is larger than the sum of its proper divisors (6937629116).

8109432004 is a wasteful number, since it uses less digits than its factorization.

8109432004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164787 (or 164785 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 8109432004 is about 90052.3847768620. The cubic root of 8109432004 is about 2009.0780656838.

The spelling of 8109432004 in words is "eight billion, one hundred nine million, four hundred thirty-two thousand, four".