4198665605 has 8 divisors (see below), whose sum is σ = 5039218464. Its totient is φ = 3358386000.

The previous prime is 4198665587. The next prime is 4198665607. The reversal of 4198665605 is 5065668914.

It is a happy number.

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

It is not a de Polignac number, because 4198665605 - 2¹⁰ = 4198664581 is a prime.

It is a super-2 number, since 2×4198665605² = 35257585725220032050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4198665607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32831 + ... + 97340.

It is an arithmetic number, because the mean of its divisors is an integer number (629902308).

Almost surely, 2^4198665605 is an apocalyptic number.

It is an amenable number.

4198665605 is a deficient number, since it is larger than the sum of its proper divisors (840552859).

4198665605 is a wasteful number, since it uses less digits than its factorization.

4198665605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136627.

The product of its (nonzero) digits is 1555200, while the sum is 50.

The square root of 4198665605 is about 64797.1110852945. Note that the first 3 decimals coincide. The cubic root of 4198665605 is about 1613.2577587892.

The spelling of 4198665605 in words is "four billion, one hundred ninety-eight million, six hundred sixty-five thousand, six hundred five".