8416841761 has 4 divisors (see below), whose sum is σ = 8417319300. Its totient is φ = 8416364224.

The previous prime is 8416841759. The next prime is 8416841777. The reversal of 8416841761 is 1671486148.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2263380625 + 6153461136 = 47575^2 + 78444^2 .

It is a cyclic number.

It is not a de Polignac number, because 8416841761 - 2¹ = 8416841759 is a prime.

It is a super-2 number, since 2×8416841761² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8416841791) 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 3 ways as a sum of consecutive naturals, for example, 211276 + ... + 247933.

It is an arithmetic number, because the mean of its divisors is an integer number (2104329825).

Almost surely, 2^8416841761 is an apocalyptic number.

It is an amenable number.

8416841761 is a deficient number, since it is larger than the sum of its proper divisors (477539).

8416841761 is a wasteful number, since it uses less digits than its factorization.

8416841761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477538.

The product of its digits is 258048, while the sum is 46.

The square root of 8416841761 is about 91743.3472301943. The cubic root of 8416841761 is about 2034.1503705301.

The spelling of 8416841761 in words is "eight billion, four hundred sixteen million, eight hundred forty-one thousand, seven hundred sixty-one".