8416743399 has 32 divisors (see below), whose sum is σ = 12915921600. Its totient is φ = 5410661760.

The previous prime is 8416743373. The next prime is 8416743403. The reversal of 8416743399 is 9933476148.

It is a happy number.

It is not a de Polignac number, because 8416743399 - 2⁷ = 8416743271 is a prime.

It is a super-2 number, since 2×8416743399² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8416743359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 636297 + ... + 649389.

It is an arithmetic number, because the mean of its divisors is an integer number (403622550).

Almost surely, 2^8416743399 is an apocalyptic number.

8416743399 is a deficient number, since it is larger than the sum of its proper divisors (4499178201).

8416743399 is a wasteful number, since it uses less digits than its factorization.

8416743399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13952 (or 13946 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 54.

The square root of 8416743399 is about 91742.8111570601. The cubic root of 8416743399 is about 2034.1424465810.

The spelling of 8416743399 in words is "eight billion, four hundred sixteen million, seven hundred forty-three thousand, three hundred ninety-nine".