4222433601661 has 8 divisors (see below), whose sum is σ = 4651012476864. Its totient is φ = 3801308272320.

The previous prime is 4222433601649. The next prime is 4222433601689. The reversal of 4222433601661 is 1661063342224.

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 4222433601661 - 2⁹ = 4222433601149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4222433601641) 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, 1863385276 + ... + 1863387541.

It is an arithmetic number, because the mean of its divisors is an integer number (581376559608).

Almost surely, 2^{4222433601661} is an apocalyptic number.

It is an amenable number.

4222433601661 is a deficient number, since it is larger than the sum of its proper divisors (428578875203).

4222433601661 is a wasteful number, since it uses less digits than its factorization.

4222433601661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3726772931.

The product of its (nonzero) digits is 248832, while the sum is 40.

Adding to 4222433601661 its reverse (1661063342224), we get a palindrome (5883496943885).

The spelling of 4222433601661 in words is "four trillion, two hundred twenty-two billion, four hundred thirty-three million, six hundred one thousand, six hundred sixty-one".