8416966729 has 8 divisors (see below), whose sum is σ = 8577141192. Its totient is φ = 8256842880.

The previous prime is 8416966687. The next prime is 8416966739. The reversal of 8416966729 is 9276696148.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6344441104 + 2072525625 = 79652^2 + 45525^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8416966729 - 2⁷ = 8416966601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8416966739) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 620439 + ... + 633859.

It is an arithmetic number, because the mean of its divisors is an integer number (1072142649).

Almost surely, 2^8416966729 is an apocalyptic number.

It is an amenable number.

8416966729 is a deficient number, since it is larger than the sum of its proper divisors (160174463).

8416966729 is a wasteful number, since it uses less digits than its factorization.

8416966729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25307.

The product of its digits is 7838208, while the sum is 58.

The square root of 8416966729 is about 91744.0283015739. The cubic root of 8416966729 is about 2034.1604377442.

The spelling of 8416966729 in words is "eight billion, four hundred sixteen million, nine hundred sixty-six thousand, seven hundred twenty-nine".