28006449262606 has 8 divisors (see below), whose sum is σ = 44480831181840. Its totient is φ = 13179505535328.

The previous prime is 28006449262601. The next prime is 28006449262643. The reversal of 28006449262606 is 60626294460082.

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

It is a super-2 number, since 2×28006449262606² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28006449262601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 411859547946 + ... + 411859548013.

It is an arithmetic number, because the mean of its divisors is an integer number (5560103897730).

Almost surely, 2^{28006449262606} is an apocalyptic number.

28006449262606 is a deficient number, since it is larger than the sum of its proper divisors (16474381919234).

28006449262606 is a wasteful number, since it uses less digits than its factorization.

28006449262606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823719095978.

The product of its (nonzero) digits is 11943936, while the sum is 55.

The spelling of 28006449262606 in words is "twenty-eight trillion, six billion, four hundred forty-nine million, two hundred sixty-two thousand, six hundred six".