1606221300423 has 8 divisors (see below), whose sum is σ = 2142112620928. Its totient is φ = 1070572090104.

The previous prime is 1606221300413. The next prime is 1606221300427. The reversal of 1606221300423 is 3240031226061.

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

It is not a de Polignac number, because 1606221300423 - 2⁵ = 1606221300391 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 (1606221300427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60512065 + ... + 60538602.

It is an arithmetic number, because the mean of its divisors is an integer number (267764077616).

Almost surely, 2^{1606221300423} is an apocalyptic number.

1606221300423 is a deficient number, since it is larger than the sum of its proper divisors (535891320505).

1606221300423 is a wasteful number, since it uses less digits than its factorization.

1606221300423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121055093.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 1606221300423 its reverse (3240031226061), we get a palindrome (4846252526484).

The spelling of 1606221300423 in words is "one trillion, six hundred six billion, two hundred twenty-one million, three hundred thousand, four hundred twenty-three".