4165331605 has 8 divisors (see below), whose sum is σ = 5012323200. Its totient is φ = 3322981776.

The previous prime is 4165331603. The next prime is 4165331623. The reversal of 4165331605 is 5061335614.

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 4165331605 - 2¹ = 4165331603 is a prime.

It is a super-2 number, since 2×4165331605² = 34699974759223752050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4165331603) 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, 1158465 + ... + 1162054.

It is an arithmetic number, because the mean of its divisors is an integer number (626540400).

Almost surely, 2^4165331605 is an apocalyptic number.

It is an amenable number.

4165331605 is a deficient number, since it is larger than the sum of its proper divisors (846991595).

4165331605 is a wasteful number, since it uses less digits than its factorization.

4165331605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2320883.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 4165331605 is about 64539.3802650754. The cubic root of 4165331605 is about 1608.9770909345.

The spelling of 4165331605 in words is "four billion, one hundred sixty-five million, three hundred thirty-one thousand, six hundred five".