28650285273 has 8 divisors (see below), whose sum is σ = 38206921536. Its totient is φ = 19096919600.

The previous prime is 28650285263. The next prime is 28650285299. The reversal of 28650285273 is 37258205682.

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 28650285273 - 2⁵ = 28650285241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28650285203) 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, 797133 + ... + 832298.

It is an arithmetic number, because the mean of its divisors is an integer number (4775865192).

Almost surely, 2^28650285273 is an apocalyptic number.

It is an amenable number.

28650285273 is a deficient number, since it is larger than the sum of its proper divisors (9556636263).

28650285273 is a wasteful number, since it uses less digits than its factorization.

28650285273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1635295.

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 28650285273 in words is "twenty-eight billion, six hundred fifty million, two hundred eighty-five thousand, two hundred seventy-three".