8159383906 has 16 divisors (see below), whose sum is σ = 12807414144. Its totient is φ = 3891251584.

The previous prime is 8159383901. The next prime is 8159383909. The reversal of 8159383906 is 6093839518.

It is not an unprimeable number, because it can be changed into a prime (8159383901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235006 + ... + 267481.

It is an arithmetic number, because the mean of its divisors is an integer number (800463384).

Almost surely, 2^8159383906 is an apocalyptic number.

8159383906 is a deficient number, since it is larger than the sum of its proper divisors (4648030238).

8159383906 is a wasteful number, since it uses less digits than its factorization.

8159383906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502865.

The product of its (nonzero) digits is 1399680, while the sum is 52.

The square root of 8159383906 is about 90329.3081231114. The cubic root of 8159383906 is about 2013.1947500173.

The spelling of 8159383906 in words is "eight billion, one hundred fifty-nine million, three hundred eighty-three thousand, nine hundred six".