28206448086 has 8 divisors (see below), whose sum is σ = 56412896184. Its totient is φ = 9402149360.

The previous prime is 28206448057. The next prime is 28206448099. The reversal of 28206448086 is 68084460282.

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

28206448086 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2350537335 + ... + 2350537346.

It is an arithmetic number, because the mean of its divisors is an integer number (7051612023).

Almost surely, 2^28206448086 is an apocalyptic number.

28206448086 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28206448086 is a wasteful number, since it uses less digits than its factorization.

28206448086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4701074686.

The product of its (nonzero) digits is 1179648, while the sum is 48.

The spelling of 28206448086 in words is "twenty-eight billion, two hundred six million, four hundred forty-eight thousand, eighty-six".