8416439091 has 6 divisors (see below), whose sum is σ = 12157078700. Its totient is φ = 5610959388.

The previous prime is 8416439081. The next prime is 8416439093. The reversal of 8416439091 is 1909346148.

It is not a de Polignac number, because 8416439091 - 2⁷ = 8416438963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8416439093) 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 5 ways as a sum of consecutive naturals, for example, 467579941 + ... + 467579958.

Almost surely, 2^8416439091 is an apocalyptic number.

8416439091 is a deficient number, since it is larger than the sum of its proper divisors (3740639609).

8416439091 is a wasteful number, since it uses less digits than its factorization.

8416439091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935159905 (or 935159902 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 8416439091 is about 91741.1526578994. The cubic root of 8416439091 is about 2034.1179314270.

The spelling of 8416439091 in words is "eight billion, four hundred sixteen million, four hundred thirty-nine thousand, ninety-one".